Where does “giga” come from?

giga (Spanish) comes from English gigabyte, from English giga-, from English Chad, from English ICH, from English ichthyophthiriasis, from English Ichthyophthirius, from Ancient Greek ἰχθύς, from Ancient Greek ἀετός — bird.

giga (Spanish): jig; gigabyte; giga

Definitions

  1. jig; gigabyte; giga

Ancestry of “giga”, step by step

giga traces back through two separate lines of ancestry.

via English gigabyte

StepLanguageWordMeaning
1Englishgigabyte10, one billion bytes. SI symbol: GB; a gibibyte...
2Englishgiga-In the International System of Units and other...
3EnglishChadA very handsome, usually tall, man whom women...
4EnglishICHInitialism of intracranial hemorrhage; Initialism...
5EnglishichthyophthiriasisA parasitic infection of freshwater fish caused...
6EnglishIchthyophthirius
7Ancient Greekἰχθύςfish
8Ancient Greekἀετόςeagle; the constellation Aquila; omen
9Proto-Hellenicayyetós
10Proto-Indo-Europeanh₂ewyetós
11Proto-Indo-Europeanh₂éwisbird

via Old French gigue

StepLanguageWordMeaning
1Old Frenchgiguea fiddle, kind of dance
2Frankishgīgedance, fiddle
3Proto-Germanicgīganąto move, wish, desire
4Proto-Indo-Europeangʰeyǵʰ-
Every word from Proto-Indo-European h₂éwisEvery word from Proto-Indo-European h₂ewyetósEvery word from Proto-Hellenic ayyetós