Définitions
1.NounThe young of certain animals, especially a group of young birds or fowl hatched at one time by the same mother.
2.NounThe young of any egg-laying creature, especially if produced at the same time.
3.NounThe eggs and larvae of social insects such as bees, ants and some wasps, especially when gathered together in special brood chambers or combs within the colony.
4.NounThe children in one family; offspring.
5.NounThat which is bred or produced; breed; species.
6.NounParentage.
7.NounHeavy waste in tin and copper ores.
8.NounA large number or crowd of people, animals, or objects.
9.AdjectiveKept or reared for breeding."brood ducks; a brood mare"
10.VerbTo keep an egg warm to make it hatch."In some species of birds, both the mother and father brood the eggs."
11.VerbTo protect (something that is gradually maturing); to foster."Under the rock was a midshipman fish, brooding a mass of eggs."
12.Verb(typically with over, on or about) To dwell upon one's thoughts moodily and at length, mainly alone."He sat brooding over the upcoming battle, fearing the outcome."
13.Verb(Can we verify this sense?) To be bred.