preopercle
noun
pre·opercle
(¦)prē+
variants or less commonly preoperculum
¦⸗+
plural preopercles also preopercula
: a flat membrane bone in the gill cover of most fishes lying immediately in front of the opercle
Word History
Etymology
New Latin preoperculum, from pre- + operculum
- polypropylenes
- polyprotodont
- Polyprotodontia
- polyprotodonts
- polyps
- polypsychic
- polypsychical
- polypsychism
- polypterid
- Polypteridae
- Polypteris
- polypteroid
- Polypterus
- polyptota
- polyptoton
- polyptotons
- polyptych
- polyptychs
- polypuses
- polyrhythm
- polyrhythmic
- polyrhythmically
- polyrhythms
- polyribonucleotide
- polyribonucleotides