preoperculum

English

Alternative forms

• preopercle
• preopercule

Etymology

From pre- +‎ operculum.

Noun

preoperculum (plural preoperculums or preopercula)

1. (anatomy) The anterior opercular bone in fishes.

Related terms

• suboperculum

References

• “preoperculum”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.