Etymograph

English

isorhodopsin

From iso- + rhodopsin.

Formed from iso- + rhodopsin

Ancient Greek ἴσος ‘equal’

English iso-

Proto-Hellenic *wródon

Ancient Greek ῥόδον ‘rose’

English rhodopsin

Today it means

noun An isomer of rhodopsin formed when it absorbs light

Language periods are conventional ranges, not dates for this word.

Etymograph / isorhodopsin