Lewis Short
incŭbātĭo (noun F) : incubo
* A lying upon eggs (in order to hatch them), a brooding, incubation.
* Lit.: incubationi datur initium post novam lunam,Plin. 10, 54, 75, § 152: noxia ovis,id. 10, 56, 77, § 156: derelicta,id. 10, 60, 80, § 166.
* Trop., an unlawful possession: diuturna, Cod. Th. 10. 1, 15; id. Just. 7, 38, 3.
Charlton T. Lewis, Charles Short, A Latin Dictionary