Where does “unihorn” come from?

unihorn (English) comes from English unicorn, from Middle English unicorne, from Anglo-Norman unicorne, from Latin ūnicornis, from Latin ūni-, from Latin ūnus, from Old Latin oinos, from Proto-Italic oinos — one; single.

unihorn (English): The horn of a unicorn

Definitions

  1. The horn of a unicorn

Ancestry of “unihorn”, step by step

unihorn traces back through two separate lines of ancestry.

via English unicorn

StepLanguageWordMeaning
1EnglishunicornA mythical beast resembling a horse or deer with...
2Middle Englishunicorneunicorn; Any one-horned beast; anger, rage, fury,...
3Anglo-Normanunicorneunicorn
4LatinūnicornisOne-horned
5Latinūni-one; uni
6Latinūnusone, single
7Old Latinoinosone
8Proto-Italicoinoscardinal number 1 Previous: n/a Next: *duō;...
9Proto-Indo-Europeanóynosone; single

via English horn

StepLanguageWordMeaning
1EnglishhornA hard growth of keratin that protrudes from the...
2Middle EnglishhornA horn; A jutting or projecting extremity of...
3Old Englishhornhorn; gable
4Proto-West Germanichornhorn
5Proto-Germanichurnąhorn
6Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
7Proto-Indo-Europeankr̥-to turn, to bend
8Proto-Indo-Europeanker-army
Every word from Proto-Indo-European óynos