Where does “supplemental” come from?

Supplemental comes from English supplement, from Latin supplere meaning to fill up, from Latin plēre meaning to fill, derived from Proto-Indo-European pleh₁- meaning to fill.

supplemental (English): Acting to supplement; Appending; Lacking a...

Definitions

  1. Acting to supplement; Appending; Lacking a...

Ancestry of “supplemental”, step by step

StepLanguageWordMeaning
1English-álOf or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also
2EnglishaldehydeAny of a large class of reactive organic...
3GermanAldehydaldehyde
4Latinalcoholkohl, collyrium, stibium; any other powder...
5Andalusian Arabicكُحُول
6Arabicكحلantimony; kohl, stibnite; black coloring of the...
7Arabicكُحْلantimony; kohl, stibnite
8Akkadianguḫlumkohl, antimony paste

Words derived from “supplemental

Every word from Akkadian guḫlum