- Propterygial
- Propterygium Prop`te*ryg"i*um, n.; pl. {Propterygia}. [NL., fr. Gr. ? before + ? a fin.] (Anat.) The anterior of three principal cartilages in the fins of some fishes. -- {Prop`ter*yg"i*al}, a. [1913 Webster]
The Collaborative International Dictionary of English. 2000.