English
hindfin
From hind + fin.
Proto-Indo-European *ḱóm ‘beside, near, by, with’
Proto-Indo-European *ḱem-ta- ‘down, below, with, far, along, against’
Old English hindan ‘at the rear, from behind’
Middle English hinde
English hind
Proto-Indo-European *(s)pīn- ‘backbone, dorsal fin’
Proto-Germanic *finnō
Old English finn
Middle English fin
English fin
Today it means
noun Either of the posterior (rear) pair of fins of an ichthyosaur
Language periods are conventional ranges, not dates for this word.
Etymograph / hindfin