Where does “heterozygous” come from?

Heterozygous derives from the English suffix -zygous, combining Ancient Greek ζυγόν meaning yoke with the English adjectival suffix -ous, ultimately from Proto-Indo-European yugóm.

heterozygous (English): Of an organism which has two different alleles of...

Definitions

  1. Of an organism which has two different alleles of...

Ancestry of “heterozygous”, step by step

StepLanguageWordMeaning
1English-zygousHaving or originating from a specified state as a...
2Englishousplural of ou
3EnglishouA probably extinct species of Hawaiian...
4AfrikaansouAn old fellow, guy, bloke; attributive form of...
5Dutchoudold
6Middle Dutchoutold
7Old Dutchald—
8Proto-West Germanicaldold
9Proto-Germanicaldazold, grown up
10Proto-Indo-Europeanh₂eltós—
11Proto-Indo-Europeanh₂él-to grow, nourish

Words derived from “heterozygous”

Every word from Proto-Indo-European h₂él- →Every word from Proto-Indo-European h₂eltós →Every word from Proto-Germanic aldaz →