
[Latin, lid, from operīre, to cover.]
opercular o·per'cu·lar (-lər) adj.
Pl. opercula [L.]
1. a lid or covering.
2. the folds of pallium from the frontal, parietal and temporal lobes of the cerebrum overlying the insula.
3. gill cover in a fish.
Flap of tissue over a partially erupted tooth, particularly a third molar in periocoronitis. See also perioronitis.
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An operculum is a small covering or lid, and is widely used in descriptions of the animal and plant world.
Operculum may refer to:
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