For"ni*cate (?), For"ni*ca`ted (?), a. [L. fornicatus, fr. fornix, -icis, an arch, vault.]

1.

Vaulted like an oven or furnace; arched.

2. Bot.

Arching over; overarched.

Gray.

© Webster 1913.

For"ni*cate (?), v. i. [L. fornicatus, p. p. of fornicari to fornicate, fr. fornix, -icis, a vault, a brothel in an underground vault.]

To commit fornication; to have unlawful sexual intercourse.

© Webster 1913.