noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An anthelmintic agent formerly used in the treatment of hookworm infections and ascariasis. uncountable

Etymology

From be(nzyl) + phen(oxy) + -ium (“quaternary ammonium compound”).

Related phrases

bephenium hydroxynaphthoate

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.