billion

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billion

  • /ˈbɪljən/
  • /ˈbɪ(l)jən/ Australia, colloquial

Rhymes with -ɪljən

number billions

  1. US a thousand million (logic: 1,000 × 1,000²): 1 followed by nine zeros, 10⁹. At the last assessment it [the national debt] amounts to seven billion pounds (£7,000,000,000).

    Similar: milliard, thousand million

  2. dated A million million (logic: 1,000,000²): a 1 followed by twelve zeros (10¹²); a thousand milliard. n = 1,000,000,000,000, that is, = a billion, or the square of a million

    Similar: trillion[short scale]]>

  3. colloquial, excessive An unspecified very large number. Near-synonyms: gazillion; see also Thesaurus:zillion

    Similar: gazillion

Thesaurus

Closest in meaning: cardinal, a billion, percent, zillion, mcm, mln, cent, billionaire, worth, bln, trillion, bcm, million, millions, thousand, gazillion

Translations

Every language

num a thousand million (1,000,000,000); a milliard

Españolmil millones, billón
한국어십억 sibeok
日本語十億 jūoku
中文十億 /十亿 shíyì
हिन्दीअरब arab, अर्बुद arbud, अब्ज abj
Kiswahilibilioni
Portuguêsmil milhões, bilhão
Françaismilliard, billion, mille milliards
DeutschMilliarde
Italianomiliardo
Ελληνικάδισεκατομμύριο disekatommýrio
Românămiliard
Русскиймиллиа́рд milliárd, биллио́н billión
Tiếng Việtmột tỉ, tỉ, tỷ
العربيةمِلْيَار milyār
עבריתמִילְיַארְד milyárd

num a million million; 1,000,000,000,000 — see also trillion

Españolbillón
한국어조 jo
日本語兆 chō
中文兆 zhào, 萬億 /万亿 wànyì
Portuguêsbilião, trilhão
Françaisbillion
DeutschBillion
Italianobilione
Ελληνικάτρισεκατομμύριο trisekatommýrio
Românăbilion
Русскийтриллио́н trillión

num (plural) a very large number

Portuguêsbilião
Françaismilliards, millions

Talk about this word

Cite this
MLA

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

APA

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

Chicago

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

BibTeX
@misc{billion_2026,
  title = {billion},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/billion},
  urldate = {2026-11-06}
}