Morpheme
des-
Type
prefix
Denotation
(1) through, throughout, in different directions, between, also often merely intensive, thoroughly, entirely; (2) chemical prefix denoting the removal of a group from a molecule
Etymology
(1) assimilated form of Latin dis- from Old Italian, Spanish, Portuguese, Provençal, and French; (2) Middle English des-, dis-; Old French des-; Latin dis-
Evidence
descant, desethyl, desethylation, deshabille, desmethyl, desmutagen, desoxalic