Standard Lemma guide

boundary

noun · 9 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈbaʊndɹi/
  • UK: /ˈbaʊndəɹi/
  • US: /ˈbaʊndɹi/
  • US: /ˈbaʊndəɹi/
  • US: Recorded audio is listed in the source snapshot.
  • Australia: Recorded audio is listed in the source snapshot.
  • rhymes with -aʊndɹi
  • CMU ARPABET: B AW1 N D ER0 IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: B AW1 N D R IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The dividing line or location between two areas.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: verge

Antonyms: none provided

2

noun

Meaning 2

The bounds, confines, or limits between immaterial things (such as one’s comfort zone, privacy, or professional sphere and the realm beyond).

Definition source: English Wiktionary via Wiktextract

Usage: figuratively, in-plural, often

Examples

  • I didn’t mean to push the boundaries by sending my boss a message on Saturday night.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

An edge or line marking an edge of the playing field.

Definition source: English Wiktionary via Wiktextract

Topics: ball-games, cricket, games, hobbies, lifestyle, sports

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

An event whereby the ball is struck and either touches or passes over a boundary (with or without bouncing), usually resulting in an award of 4 (four) or 6 (six) runs respectively for the batting team.

Definition source: English Wiktionary via Wiktextract

Topics: ball-games, cricket, games, hobbies, lifestyle, sports

Examples

  • Travis hit a boundary to seal the match on the last ball of the over.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

(of a set) The set of points in the closure of a set S, not belonging to the interior of that set.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences, topology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

Commission paid by a bus or jeepney driver to a public transportation operator for taking passengers, or the excess collected fares taken as daily wage.

Definition source: English Wiktionary via Wiktextract

Usage: Philippines

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

the greatest possible degree of something

Definition source: Princeton WordNet 3.0

Examples

  • what he did was beyond the bounds of acceptable behavior
  • to the limit of his ability

Meaning relationships

Synonyms: limit, bound

Antonyms: none provided

Broader terms: extent

Narrower terms: knife-edge, starkness, absoluteness, utterness, thermal barrier, heat barrier, utmost, uttermost, maximum, level best, verge, brink

8

noun

Meaning 8

the line or plane indicating the limit or extent of something

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: bound, bounds

Antonyms: none provided

Broader terms: extremity

Narrower terms: hairline, frontier, heliopause, boundary line, border, borderline, delimitation, mete, bourn, bourne, district line, county line, city line, edge, end, limit, demarcation, demarcation line, outline, lineation, surface, shoreline, Rubicon, Mohorovicic discontinuity, Moho

9

noun

Meaning 9

a line determining the limits of an area

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: edge, bound

Antonyms: none provided

Broader terms: line

Narrower terms: rim, margin, border, perimeter, periphery, fringe, outer boundary, brink, threshold, verge, upper bound, lower bound, thalweg

History

Etymology

Etymology tree English bound Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusder. Middle English -arie English -ary English boundary From bound + -ary.

Across languages

Translations

133 source translations are retained for this English entry.

  • Arabic: حَدّ (ḥadd) — dividing line or location between two areas
  • Armenian: սահման (sahman) — dividing line or location between two areas
  • Assamese: সীমানা (ximana) — dividing line or location between two areas
  • Belarusian: мяжа́ (mjažá) — dividing line or location between two areas
  • Belarusian: грані́ца (hraníca) — dividing line or location between two areas
  • Bengali: সীমানা (śimana) — dividing line or location between two areas
  • Bulgarian: гра́ница (gránica) — dividing line or location between two areas
  • Catalan: frontera — dividing line or location between two areas
  • Catalan: terme — dividing line or location between two areas
  • Chinese Mandarin: 邊界 /边界 (biānjiè) — dividing line or location between two areas
  • Czech: hranice — dividing line or location between two areas
  • Dutch: grens — dividing line or location between two areas
  • Estonian: piir — dividing line or location between two areas
  • Finnish: raja — dividing line or location between two areas
  • Finnish: reuna — dividing line or location between two areas
  • Finnish: rajaviiva — dividing line or location between two areas
  • French: frontière — dividing line or location between two areas
  • French: limite — dividing line or location between two areas
  • Gagauz: graniţa — dividing line or location between two areas
  • Gagauz: граница (graniţa) — dividing line or location between two areas
  • Galician: fronteira — dividing line or location between two areas
  • Galician: estrema — dividing line or location between two areas
  • Galician: linde — dividing line or location between two areas
  • Galician: límite — dividing line or location between two areas
  • Galician: lindeiro — dividing line or location between two areas
  • Galician: derrego — dividing line or location between two areas
  • Georgian: მიჯნა (miǯna) — dividing line or location between two areas
  • German: Grenze — dividing line or location between two areas
  • Gothic: 𐌼𐌰𐍂𐌺𐌰 (marka) — dividing line or location between two areas
  • Greek: σύνορο (sýnoro) — dividing line or location between two areas
  • Greek: όριο (ório) — dividing line or location between two areas
  • Ancient Greek: ὅρος (hóros) — dividing line or location between two areas
  • Hebrew: גְּבוּל (g'vul) — dividing line or location between two areas
  • Hindi: सीमा (sīmā) — dividing line or location between two areas
  • Hungarian: határ — dividing line or location between two areas
  • Hungarian: mezsgye — dividing line or location between two areas
  • Italian: confine — dividing line or location between two areas
  • Italian: limite — dividing line or location between two areas
  • Japanese: 境界 (kyōkai) — dividing line or location between two areas
  • Japanese: 境 (sakai) — dividing line or location between two areas
  • Kikuyu: mũhaka — dividing line or location between two areas
  • Central Kurdish: سِنور (sinur) — dividing line or location between two areas
  • Latin: terminus — dividing line or location between two areas
  • Latin: finis — dividing line or location between two areas
  • Lithuanian: riba — dividing line or location between two areas
  • Malayalam: അതിർത്തി (atiṟtti) — dividing line or location between two areas
  • Malayalam: അതിര് (atirŭ) — dividing line or location between two areas
  • Manchu: ᡠᠵᠠᠨ (ujan) — dividing line or location between two areas
  • Māori: kotinga — dividing line or location between two areas
  • Māori: matawehe — dividing line or location between two areas
  • Māori: pātanga — dividing line or location between two areas
  • Māori: rohenga — dividing line or location between two areas
  • Māori: rohe tauārai — dividing line or location between two areas
  • Māori: paenga — dividing line or location between two areas
  • Māori: taupā — dividing line or location between two areas
  • Māori: tepe — dividing line or location between two areas
  • Māori: aukati — dividing line or location between two areas
  • Māori: tuakoi — dividing line or location between two areas
  • Māori: ripa — dividing line or location between two areas
  • Mongolian: хил (xil) — dividing line or location between two areas
  • Mongolian: зааг (zaag) — dividing line or location between two areas
  • Mongolian: хилийн шугам (xiliin šugam) — dividing line or location between two areas
  • Mongolian: саад тотгор (saad totgor) — dividing line or location between two areas
  • Mongolian: тээг (teeg) — dividing line or location between two areas
  • Mongolian: садаа (sadaa) — dividing line or location between two areas
  • Norwegian Bokmål: grense — dividing line or location between two areas
  • Norwegian Bokmål: avgrensing — dividing line or location between two areas
  • Norwegian Nynorsk: grense — dividing line or location between two areas
  • Norwegian Nynorsk: avgrensing — dividing line or location between two areas
  • Old English: mǣre — dividing line or location between two areas
  • Oromo: daangaa — dividing line or location between two areas
  • Persian: مرز (marz) — dividing line or location between two areas
  • Polish: granica — dividing line or location between two areas
  • Portuguese: fronteira — dividing line or location between two areas
  • Romanian: frontieră — dividing line or location between two areas
  • Romanian: graniță — dividing line or location between two areas
  • Romanian: limită — dividing line or location between two areas
  • Russian: грани́ца (graníca) — dividing line or location between two areas
  • Russian: межа́ (mežá) — dividing line or location between two areas
  • Slovak: hranica — dividing line or location between two areas
  • Slovak: medza — dividing line or location between two areas
  • Somali: xad — dividing line or location between two areas
  • Spanish: linde — dividing line or location between two areas
  • Spanish: lindero — dividing line or location between two areas
  • Spanish: lindera — dividing line or location between two areas
  • Spanish: limes — dividing line or location between two areas
  • Spanish: aledaño — dividing line or location between two areas
  • Spanish: aledaños — dividing line or location between two areas
  • Spanish: divisoria — dividing line or location between two areas
  • Spanish: medianera — dividing line or location between two areas
  • Spanish: medianería — dividing line or location between two areas
  • Spanish: medianil — dividing line or location between two areas
  • Swahili: mpaka — dividing line or location between two areas
  • Swedish: gräns — dividing line or location between two areas
  • Tagalog: hangganan — dividing line or location between two areas
  • Tamil: எல்லை (ellai) — dividing line or location between two areas
  • Tyap: gak — dividing line or location between two areas
  • Ukrainian: кордо́н (kordón) — dividing line or location between two areas
  • Ukrainian: межа́ (mežá) — dividing line or location between two areas
  • Ukrainian: грани́ця (hranýcja) — dividing line or location between two areas
  • Welsh: ffin — dividing line or location between two areas
  • Zazaki: sinor — dividing line or location between two areas
  • French: limites — bounds, confines, or limits between immaterial things
  • German: Grenzen — bounds, confines, or limits between immaterial things
  • Hindi: सीमा (sīmā) — bounds, confines, or limits between immaterial things
  • Hungarian: határok — bounds, confines, or limits between immaterial things
  • Hungarian: keretek — bounds, confines, or limits between immaterial things
  • Malayalam: അതിര് (atirŭ) — bounds, confines, or limits between immaterial things
  • Russian: границы (granicy) — bounds, confines, or limits between immaterial things
  • Spanish: linde — bounds, confines, or limits between immaterial things
  • Spanish: limes — bounds, confines, or limits between immaterial things
  • Spanish: tope — bounds, confines, or limits between immaterial things
  • Chinese Mandarin: 邊界 /边界 (biānjiè) — (topology) the set of points in the closure, not belonging to the interior
  • Czech: hranice — (topology) the set of points in the closure, not belonging to the interior
  • Danish: rand — (topology) the set of points in the closure, not belonging to the interior
  • Dutch: rand — (topology) the set of points in the closure, not belonging to the interior
  • Finnish: reuna — (topology) the set of points in the closure, not belonging to the interior
  • French: frontière — (topology) the set of points in the closure, not belonging to the interior
  • German: Rand — (topology) the set of points in the closure, not belonging to the interior
  • Hebrew: שפה (safá) — (topology) the set of points in the closure, not belonging to the interior
  • Hungarian: határ — (topology) the set of points in the closure, not belonging to the interior
  • Icelandic: jaðar — (topology) the set of points in the closure, not belonging to the interior
  • Japanese: 境界 (kyōkai) — (topology) the set of points in the closure, not belonging to the interior
  • Latin: fines — (topology) the set of points in the closure, not belonging to the interior
  • Malay: sempadan — (topology) the set of points in the closure, not belonging to the interior
  • Polish: brzeg — (topology) the set of points in the closure, not belonging to the interior
  • Portuguese: fronteira — (topology) the set of points in the closure, not belonging to the interior
  • Romanian: margine — (topology) the set of points in the closure, not belonging to the interior
  • Russian: грани́ца (graníca) — (topology) the set of points in the closure, not belonging to the interior
  • Russian: край (kraj) — (topology) the set of points in the closure, not belonging to the interior
  • Tagalog: hangganan — (topology) the set of points in the closure, not belonging to the interior
  • Ukrainian: межа (meža) — (topology) the set of points in the closure, not belonging to the interior
  • Vietnamese: điểm biên — (topology) the set of points in the closure, not belonging to the interior
Real reading context

boundary in complete knowledge articles