Depressive
来自Big Physics
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late Middle English: from Latin depressio(n- ), from deprimere ‘press down’ (see depress).
wiktionary
From French dépressif or Medieval Latin depressivus.
etymonline
depressive (adj.)
"able or tending to depress," 1610s, from Latin depress-, past-participle stem of deprimere (see depress) + -ive. In psychology, from 1905. Related: Depressiveness.