Significatio vocis opertus | Babel Free

Definitiones

1. covered, having been covered; enveloped, having been enveloped
   declension-1, declension-2, form-of, participle, passive, perfect
2. shut, having been shut; closed, having been closed
   declension-1, declension-2, form-of, participle, passive, perfect

Exempla

“fāna tamen veterēs illīs clausēre diēbus,”

The temples, however, the ancients shut on these days, as now you see [them] closed at the time of Feralia. (See: Lemuria (festival); Feralia.)

Gradus CEFR