Operculum may refer to:
== Human biology == Operculum (brain), the part of the brain covering the insula Operculum (dentistry), a small flap of tissue which may cover an erupting or partially erupted molar Cervical mucus plug, the cervical mucus plug that blocks the cervix of the uterus after conception
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).