| opercular | <anatomy> The principal opercular bone or operculum of fishes. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| opercular fold | Tissue forming a bridge or an adhesion between the tonsil and the anterior pillar of the fauces. (05 Mar 2000) |
| opercular part | One of the three small cortical convolutions together forming a cover for the insular region. Opercular convolutions are frontal, temporal, and parietal. Synonym: pars opercularis. (05 Mar 2000) |