adj · name · noun · verb · 25 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:äk
UK:/ɑːk/
US:ärk
US:/ɑɹk/
US:Recorded audio is listed in the source snapshot.
rhymes with -ɑː(ɹ)k
homophone: ark
CMU ARPABET:AA1 R K
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
A ship's prefix for warships of the navy of Colombia.
Definition source: English Wiktionary via Wiktextract
Usage: initialism, not-comparable
Topics: government, military, nautical, politics, transport, war
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
name
Meaning 2
Initialism of American Red Cross.
Definition source: English Wiktionary via Wiktextract
Usage: abbreviation, alt-of, initialism
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
name
Meaning 3
The Colombian Navy (Armada de la República de Colombia).
Definition source: English Wiktionary via Wiktextract
Topics: government, military, nautical, politics, transport, war
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
name
Meaning 4
A suggested location where the historical figure Joan of Arc, or her father, were from.
Definition source: English Wiktionary via Wiktextract
Usage: historical
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon.
Definition source: English Wiktionary via Wiktextract
Topics: astronomy, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
A continuous part of the circumference of a circle (circular arc) or of another curve.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
noun
Meaning 7
A curve, in general.
Definition source: English Wiktionary via Wiktextract
Examples
Swing it from side to side in a high arc overhead.
an arc of pupils around their teacher.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
noun
Meaning 8
A band contained within parallel curves, or something of that shape.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
9
noun
Meaning 9
A flow of current across an insulating medium; especially a hot, luminous discharge either between two electrodes or as lightning.
Definition source: English Wiktionary via Wiktextract
Qualifier: electrics
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
10
noun
Meaning 10
Ellipsis of story arc.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
19
verb
Meaning 19
To move following a curved path.
Definition source: English Wiktionary via Wiktextract
Usage: ambitransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
20
verb
Meaning 20
To shape into an arc; to hold in the form of an arc.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
21
verb
Meaning 21
To form an electrical arc.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
22
noun
Meaning 22
electrical conduction through a gas in an applied electric field
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: discharge, spark, electric arc, electric discharge
Antonyms: none provided
Broader terms: electrical conduction
Narrower terms: brush discharge, corona discharge, corona, corposant, St. Elmo's fire, Saint Elmo's fire, Saint Elmo's light, Saint Ulmo's fire, Saint Ulmo's light, electric glow, flashover
23
noun
Meaning 23
a continuous portion of a circle
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: curve, curved shape
Narrower terms: limb
24
noun
Meaning 24
something curved in shape
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: bow
Antonyms: none provided
Broader terms: curve, curved shape
Narrower terms: rainbow
25
verb
Meaning 25
form an arch or curve
Definition source: Princeton WordNet 3.0
Examples
her back arches
her hips curve nicely
Meaning relationships
Synonyms: arch, curve
Antonyms: none provided
Broader terms: bend, flex
Narrower terms: camber
History
Etymology
Borrowed from Spanish ARC.
An abbreviation.
Etymology tree Proto-Indo-European *h2erkw- Proto-Indo-European *h2erkwos Proto-Italic *arkuos Latin arcus Old French arcbor. Middle English ark English arc Inherited from Middle English ark, from Old French arc, from Latin arcus (“a bow, arc, arch”), ultimately from Proto-Indo-European *h2erkwos (“bow, arrow”). Doublet of arch, arco, and arrow.
Across languages
Translations
110 source translations are retained for this English entry.
Albanian:
hark
— geometry: part of a curve
Arabic:
قَوْس
(qaws)
— geometry: part of a curve
Arabic:
مُنْحَنَى
(munḥanā)
— geometry: part of a curve
Armenian:
աղեղ
(aġeġ)
— geometry: part of a curve
Azerbaijani:
qövs
— geometry: part of a curve
Catalan:
arc
— geometry: part of a curve
Chinese Mandarin:
弧
(hú)
— geometry: part of a curve
Czech:
oblouk
— geometry: part of a curve
Danish:
bue
— geometry: part of a curve
Dutch:
boog
— geometry: part of a curve
Esperanto:
arko
— geometry: part of a curve
Finnish:
kaari
— geometry: part of a curve
French:
arc de courbe
— geometry: part of a curve
Galician:
arco
— geometry: part of a curve
German:
Bogen
— geometry: part of a curve
German:
Arkus
— geometry: part of a curve
German:
Kreisbogen
— geometry: part of a curve
Hawaiian:
kaula
— geometry: part of a curve
Hungarian:
ív
— geometry: part of a curve
Hungarian:
körív
— geometry: part of a curve
Ido:
arko
— geometry: part of a curve
Irish:
arc
— geometry: part of a curve
Italian:
arco
— geometry: part of a curve
Japanese:
円弧
(enko)
— geometry: part of a curve
Korean:
원호
(wonho)
— geometry: part of a curve
Latin:
arcus
— geometry: part of a curve
Malay:
lengkung
— geometry: part of a curve
Malay:
lengkuk
— geometry: part of a curve
Malay:
lengkok
— geometry: part of a curve
Malayalam:
ചാപം
(cāpaṁ)
— geometry: part of a curve
Māori:
pewa
— geometry: part of a curve
Navajo:
názhah
— geometry: part of a curve
Norwegian Bokmål:
bue
— geometry: part of a curve
Norwegian Bokmål:
boge
— geometry: part of a curve
Norwegian Nynorsk:
boge
— geometry: part of a curve
Persian:
کمان
(kamân)
— geometry: part of a curve
Polish:
łuk
— geometry: part of a curve
Portuguese:
arco
— geometry: part of a curve
Romanian:
arc
— geometry: part of a curve
Russian:
дуга́
(dugá)
— geometry: part of a curve
Russian:
а́рка
(árka)
— geometry: part of a curve
Spanish:
arco
— geometry: part of a curve
Swedish:
kurva
— geometry: part of a curve
Swedish:
båge
— geometry: part of a curve
Tagalog:
bantok
— geometry: part of a curve
Turkish:
yay
— geometry: part of a curve
Turkish:
kavis
— geometry: part of a curve
Vietnamese:
vòng cung
— geometry: part of a curve
Armenian:
աղեղ
(aġeġ)
— curve
Bulgarian:
дъга
(dǎga)
— curve
Chinese Mandarin:
弧形
(húxíng)
— curve
Czech:
oblouk
— curve
Dutch:
boog
— curve
Esperanto:
arko
— curve
Finnish:
kaari
— curve
French:
arc
— curve
Galician:
curva
— curve
German:
Bogen
— curve
German:
Kurve
— curve
Hungarian:
ív
— curve
Ido:
arko
— curve
Italian:
arco
— curve
Japanese:
弧
(ko)
— curve
Latin:
arcus
— curve
Māori:
pewa
— curve
Māori:
tāwhana
— curve
Navajo:
ahééʼídzoh
— curve
Norwegian Bokmål:
bue
— curve
Norwegian Bokmål:
boge
— curve
Norwegian Bokmål:
krumming
— curve
Norwegian Bokmål:
krumning
— curve
Norwegian Bokmål:
kurve
— curve
Norwegian Nynorsk:
boge
— curve
Norwegian Nynorsk:
krumming
— curve
Norwegian Nynorsk:
kurve
— curve
Persian:
خم
(xam)
— curve
Persian:
کمان
(kamân)
— curve
Portuguese:
curva
— curve
Quechua:
q'iwi
— curve
Romanian:
arc
— curve
Russian:
дуга́
(dugá)
— curve
Slovak:
oblúk
— curve
Spanish:
curva
— curve
Swedish:
kurva
— curve
Swedish:
båge
— curve
Tagalog:
bantok
— curve
Turkish:
kavis
— curve
Turkish:
eğri
— curve
Finnish:
valokaari
— electric discharge
French:
arc
— electric discharge
German:
Lichtbogen
— electric discharge
Hungarian:
ív
— electric discharge
Hungarian:
ívkisülés
— electric discharge
Ido:
arko
— electric discharge
Japanese:
アーク
(āku)
— electric discharge
Japanese:
アーク放電
(āku hōden)
— electric discharge
Malay:
arka
— electric discharge
Norwegian Bokmål:
lysbue
— electric discharge
Norwegian Nynorsk:
ljosboge
— electric discharge
Norwegian Nynorsk:
lysboge
— electric discharge
Persian:
قوس
(qows)
— electric discharge
Portuguese:
arco
— electric discharge
Spanish:
arco
— electric discharge
Swedish:
ljusbåge
— electric discharge
Turkish:
ark
— electric discharge
Finnish:
käyrä
— mathematics: mapping
Ido:
arko
— mathematics: mapping
Irish:
arc
— mathematics: mapping
Italian:
curva in forma parametrica
— mathematics: mapping