giga-

See also giga

English

Etymology

From Ancient Greek γίγας (gigas, “giant”); cognate to giant.

Pronunciation

• (UK) IPA: /ˈɡɪɡə/
• (US) IPA: /ˈɡɪɡə/, /ˈdʒɪɡə/

Prefix

SI prefix
G
	Previous:	mega-
	Next:	tera-

giga-

1. In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10⁹. Symbol: G
2. (computing) Multiplying the unit to which it is attached by 2³⁰ or 1,073,741,824

Usage notes

In computing, meaning is ambiguous between 10⁹ = 1,000,000,000 and 2³⁰ = 1,073,741,824. For precision, gibi- specifically means the binary 2³⁰; see binary prefix for discussion.

Synonyms

• (2³⁰): gibi-

Antonyms

• nano-

Derived terms

[+] English words prefixed with giga-

• gibi-
• gigabyte
• gigaflop
• gigahertz
• gigajoule
• gigawatt

Translations

SI prefix

• Bulgarian: гига- (bg) (giga-)
• Chinese: 吉-(jí)
• Estonian: giga- (et)
• French: giga- (fr)

• Greek: γίγα- (el) (gíga-) 
• Japanese: ギガ (ja)
• Malay: giga- (ms)
• Russian: гига- (ru) (giga-)
• Spanish: giga- (es)

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Finnish

Prefix

giga-

1. giga-

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French

Pronunciation

• IPA: ʒi.ɡa

Prefix

giga-

1. giga-

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Italian

Prefix

giga-

1. giga-