Where does “underdefinition” come from?

underdefinition (English) comes from English definition, from Middle English diffinicioun, from Middle French definition, from Latin dēfīnītiō, from Latin dēfīniō, from Latin dē-, from Latin dē, from Latin post — afterwards, post; by, at.

underdefinition (English): The act or process of underdefining; inadequate...

Definitions

  1. The act or process of underdefining; inadequate...

Ancestry of “underdefinition”, step by step

underdefinition traces back through two separate lines of ancestry.

via English definition

StepLanguageWordMeaning
1EnglishdefinitionA statement of the meaning of a word or word...
2Middle Englishdiffinicioun
3Middle Frenchdefinitiondefinition
4Latindēfīnītiōdefinition; precise description
5Latindēfīniōto bound, set bounds to; to limit
6Latindē-of; from
7Latinof; concerning; about
8Latinpostbehind; after, since, besides, except; behind,...
9Latinposteablative singular of postis
10Proto-Italicpostibehind, after
11Proto-Indo-Europeanpóstiafter
12Proto-Indo-Europeanpósafterwards, post; by, at

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Germanic*under
5Proto-Indo-European*(H)n̥dʰérunder, below
Every word from Proto-Indo-European pós
underdefinition — Etymology, Origin & Word History | Etymology Explorer