| OPERCULA | • opercula n. Plural of operculum. • OPERCULUM n. (Latin) an anatomical part that serves as a lid or cover, also OPERCELE, OPERCULE.
 | 
| OPERCULE | • opercule n. Alternative form of operculum. • OPERCULE n. an anatomical part that serves as a lid or cover, also OPERCELE, OPERCULUM.
 | 
| OPERCULAR | • opercular adj. (Anatomy) relating to the operculum. • opercular n. (Anatomy) The principal opercular bone or operculum of fishes.
 • OPERCULAR adj. belonging to the operculum.
 | 
| OPERCULES | • opercules n. Plural of opercule. • OPERCULE n. an anatomical part that serves as a lid or cover, also OPERCELE, OPERCULUM.
 | 
| OPERCULUM | • operculum n. (Zoology) A covering flap in animals, such as a gill cover. • operculum n. (Botany) The lidlike portion of a moss sporangium or of a fruit that detaches to allow the dispersal…
 • operculum n. (Dentistry) A gum flap covering (part of) a partially erupted tooth, usually a wisdom tooth.
 | 
| OPERCULARS | • operculars n. Plural of opercular. • OPERCULAR n. the opercular bone.
 | 
| OPERCULATE | • operculate adj. Having an operculum. • operculate n. Any gastropod mollusc that has an operculum.
 • OPERCULATE adj. relating to the operculum, also OPERCULATED.
 | 
| OPERCULUMS | • OPERCULUM n. (Latin) an anatomical part that serves as a lid or cover, also OPERCELE, OPERCULE. | 
| OPERCULATED | • operculated adj. Operculate. • OPERCULATED adj. relating to the operculum, also OPERCULATE.
 | 
| SUBOPERCULA | • subopercula n. Plural of suboperculum. • SUBOPERCULUM n. in fishes, a bone below and partly behind the gill cover.
 | 
| INOPERCULATE | • inoperculate adj. (Zoology) Having no operculum; said of certain gastropod shells. • inoperculate n. (Zoology) Any organism that has no operculum.
 • INOPERCULATE n. something without an operculum or lid.
 | 
| SUBOPERCULAR | • subopercular adj. (Anatomy) Situated below the operculum. • subopercular adj. (Anatomy) Relating to the suboperculum.
 • subopercular n. (Anatomy) The suboperculum.
 | 
| SUBOPERCULUM | • suboperculum n. (Anatomy) The lower opercular bone in fishes. • SUBOPERCULUM n. in fishes, a bone below and partly behind the gill cover.
 | 
| INOPERCULATES | • inoperculates n. Plural of inoperculate. • INOPERCULATE n. something without an operculum or lid.
 | 
| SUBOPERCULUMS | • SUBOPERCULUM n. in fishes, a bone below and partly behind the gill cover. |