Brood

1. a. Kept for breeding from; as, a brood mare; brood stock; having young; as, a brood sow.
2. v. t. The young birds hatched at one time; a hatch; as, a brood of chickens.
3. v. t. The young from the same dam, whether produced at the same time or not; young children of the same mother, especially if nearly of the same age; offspring; progeny; as, a woman with a brood of children.
4. v. t. That which is bred or produced; breed; species.
5. v. t. Heavy waste in tin and copper ores.
6. a. Sitting or inclined to sit on eggs.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.