Standard Lemma guide

billionth

adj · noun · 6 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.

  • /ˈbɪl.i.ənθ/
  • /ˈbɪl.jənθ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: B IH1 L Y AH0 N TH Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

The ordinal form of the number one billion.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The person or thing in the billionth position.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

One of a billion equal parts of a whole.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adjective satellite

Meaning 4

the ordinal number of one billion in counting order

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

one part in a billion equal parts

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: one-billionth

Antonyms: none provided

Broader terms: common fraction, simple fraction

6

noun

Meaning 6

position 1,000,000,000 in a countable series of things

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: rank

History

Etymology

Etymology tree Proto-Indo-European *dwóh1 Proto-Indo-European *dwís Proto-Italic *dwis Old Latin duis Latin bisder. French bi- Proto-Indo-European *sem- Proto-Indo-European *sm̥- Proto-Indo-European *-is Proto-Indo-European *-h2 Proto-Indo-European *-ih2 Proto-Indo-European *smih2 Proto-Indo-European *ǵhes- Proto-Indo-European *-lom Proto-Indo-European *ǵhéslom ▲ Proto-Indo-European *-ih2 Proto-Indo-European *ǵhéslih2 Proto-Indo-European *smih2ǵhéslih2 Proto-Italic *smīɣeslī Latin mīlle Italian mille Proto-Indo-European *-ōder. Proto-Indo-European *-Hōder.? Latin -ōnem Italian -one Italian milionebor. Old French million Middle French million French millionbf. French -illion French billionbor. English billion English -th English billionth From billion + -th (ordinal suffix).

Across languages

Translations

40 source translations are retained for this English entry.

  • Czech: miliardtý — ordinal form of one billion
  • French: milliardième — ordinal form of one billion
  • German: milliardste — ordinal form of one billion
  • Hindi: अरबवाँ (arabvā̃) — ordinal form of one billion
  • Italian: miliardesimo — ordinal form of one billion
  • Polish: miliardowy — ordinal form of one billion
  • Ukrainian: мілья́рдний (milʹjárdnyj) — ordinal form of one billion
  • Armenian: միլիարդերորդ (miliarderord) — billionth
  • Azerbaijani: milyardıncı — billionth
  • Belarusian: мільярдны (milʹjardny) — billionth
  • Czech: miliardtina — billionth
  • Czech: miliardtý — billionth
  • Danish: milliardtedel — billionth
  • Estonian: miljardik — billionth
  • Finnish: miljardisosa — billionth
  • Finnish: miljardis — billionth
  • French: milliardième — billionth
  • Georgian: მილიარდი (miliardi) — billionth
  • German: Milliardstel — billionth
  • Hindi: अरबवाँ (arabvā̃) — billionth
  • Hindi: अरबवें (arabvẽ) — billionth
  • Hindi: अरबवीं (arabvī̃) — billionth
  • Italian: miliardesimo — billionth
  • Kazakh: миллиардыншы (milliardynşy) — billionth
  • Kyrgyz: миллиардынчы (milliardıncı) — billionth
  • Manchu: ᠵᡠᠸᠠᠨ ᠪᡠᠨᠠᡳᠴᡳ (juwan bunaici) — billionth
  • Norwegian Bokmål: milliarddel — billionth
  • Norwegian Nynorsk: milliarddel — billionth
  • Polish: miliardowy — billionth
  • Polish: bilionowy — billionth
  • Portuguese: bilionésimo — billionth
  • Romanian: miliardele — billionth
  • Russian: миллиа́рдный (milliárdnyj) — billionth
  • Slovak: miliardtina — billionth
  • Slovak: miliardtý — billionth
  • Swedish: miljarddel — billionth
  • Tatar: миллиардынчы (milliyardınçı) — billionth
  • Turkish: milyarıncı — billionth
  • Ukrainian: мільярдний (milʹjardnyj) — billionth
  • Uzbek: milliardinchi — billionth