antihypotension

Etymology tree Proto-Indo-European *h₂ent- Proto-Indo-European *-s Proto-Indo-European *h₂énts Proto-Indo-European *-i Proto-Indo-European *h₂éntider. Ancient Greek ᾰ̓ντῐ́ (ăntĭ́) Ancient Greek ἀντι- (anti-)der. English anti- Proto-Indo-European *upó Ancient Greek ῠ̔πό (hŭpó) Ancient Greek ὑπο- (hupo-)der. English hypo- Proto-Indo-European *ten- Proto-Indo-European *tend-der. Proto-Italic *tendō Latin tendō Proto-Indo-European *-tisder. Proto-Italic *-tjō Latin -tiō Latin tēnsiōder. Middle French tensionbor. English tension English hypotension English antihypotension From anti- + hypotension.

来源：wiktionary