Where does “unidexterity” come from?

unidexterity (English) comes from English dexterity, from Middle French dextérité, from Latin dexteritas, from Latin dexter, from Proto-Italic deksteros, from Proto-Indo-European deḱs(i)-tero-, from Proto-Indo-European deḱs- — right.

unidexterity (English): The state of being skilled with a single hand; the state of being either right-handed or left-handed

Definitions

  1. The state of being skilled with a single hand; the state of being either right-handed or left-handed

Ancestry of “unidexterity”, step by step

StepLanguageWordMeaning
1EnglishdexteritySkill in performing tasks, especially with the...
2Middle Frenchdextérité
3Latindexteritasdexterity, aptness, readiness; prosperity,...
4Latindexterright (relative direction), right hand
5Proto-Italicdeksterosright side, direction
6Proto-Indo-Europeandeḱs(i)-tero-
7Proto-Indo-Europeandeḱs-right
Every word from Proto-Indo-European deḱs-Every word from Proto-Indo-European deḱs(i)-tero-Every word from Proto-Italic deksteros