prenuptial agreement. noun. Definition of prenuptial agreement for English Language Learners. law : an official agreement that two people make before they marry in which they state how much of each other's property each will receive if they divorce or if one of them dies.
Fauna are defined as the animals characteristic of a particular time period or a particular location. The animals that are characteristic of the rain forest are an example of its fauna. pl. -Â·nas or -Â·nae.
Princeton's WordNet (0.00 / 0 votes) Rate this definition: nocturnal (adj). belonging to or active during the night. nocturnal animals are active at night; nocturnal plants have flowers that open at night and close by day. nocturnal (adj). of or relating to or occurring in the night. nocturnal darkness.