ounce

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ounce¹

  • /aʊns/

Rhymes with -aʊns

Where it comes from

From Middle English ounce, unce, from Middle French once, from Latin ū̆ncia (“Roman ounce, various similar units”), ultimately from Proto-Indo-European *óynos (“one”). Doublet of a, one, inch, uncia, onça, onza, oka, ouguiya, and awqiyyah.

noun ounces

  1. An avoirdupois ounce, weighing ¹⁄₁₆ of an avoirdupois pound, or 28.349523125 grams.

    Similar: oz., ℥, uncia

  2. A troy ounce, weighing ¹⁄₁₂ of a troy pound, or 480 grains, or 31.1034768 grams.
  3. A US fluid ounce, with a volume of ¹⁄₁₆ of a US pint, 1.804688 cubic inches or 29.5735295625 millilitres.
  4. A British imperial fluid ounce, with a volume of ¹⁄₂₀ of an imperial pint, 1.733871 cubic inches or 28.4130625 millilitres.
  5. figuratively, in the negative Any small amount, a little bit. He didn't feel even an ounce of regret for his actions.

Similar: oz., fl. oz.

ounce²

  • /aʊns/

Rhymes with -aʊns

Where it comes from

From Middle French once, from Old French lonce (“lynx”), by false division (the l was thought to be the article), from Italian lonza, ultimately from Ancient Greek λύγξ (lúnx, “lynx”). Doublet of onza and lynx.

noun ounces

  1. archaic A large wild feline, such as a lynx or cougar. The Ounce or the vvilde Cat, is as big as a mungrell dog, this creature is by nature feirce, and more dangerous to bee met vvithall than any other creature, not fearing eyther dogge or man; […]
  2. Synonym of snow leopard, Panthera uncia.

    Similar: snow leopard, Panthera uncia

  3. Synonym of onza, a particularly aggressive cougar or jaguarundi in Mexican folklore. The ounce, a leopard-like creature, is dreaded for its depredations by the Indians of Brazil.

    Similar: onza

Thesaurus

Closest in meaning: troy ounce, snow leopard, panthera uncia, gram, eleventh, book, iota, troy, gold, drop, shred, porterhouse, hint, bit, detail, jot

noun

Similar: oz., fl. oz.

Translations

Every language

noun 28.3495 g

Españolonza
한국어온스 onseu
日本語オンス onsu
中文盎司 àngsī
हिन्दीऔंस auns
Kiswahiliwakia
Portuguêsonça
Françaisonce
DeutschUnze
Italianooncia
Ελληνικάουγγιά oungiá
Românăuncie
Русскийу́нция úncija
العربيةأُوقِيَّة ʔūqiyya, وِقِيَّة wiqiyya, أَوْنْس ʔawns, أونصة ʔunṣa, أونسة ʔunsa
עבריתאוּנְקִיָה unqiyá

noun large wild feline

Españolonza
Françaisonce

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MLA

"ounce." Wiktionary, via Micwyn, micwyn.com/word/ounce. Accessed 6 Nov. 2026.

APA

ounce. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/ounce

Chicago

"ounce." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/ounce.

BibTeX
@misc{ounce_2026,
  title = {ounce},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/ounce},
  urldate = {2026-11-06}
}