breeder

A person who breeds plants or animals (professionally).

Breeders have figured out that if they can take one haploid set of chromosomes from a cross and copy it (or double it creating a double haploid), they will have a pure line almost instantly.

Ellipsis of breeder reactor, a type of nuclear reactor that creates more fissile material than it consumes, often used for the production of atomic weapons.

A pattern that exhibits quadratic growth by generating multiple copies of a secondary pattern, each of which then generates multiple copies of a tertiary pattern.

I was wondering if anyone out there could mail me a base for MIT's 'breeder' - the one with 8? puffer trains forming glider-guns. I've seen in in^([sic]) a few books but can't seem to get it working ...

I later implemented an improved version of the algorithms on an Atari STe, this time the goal was to run the breeder, which it did at 2 gen/sec at the stage when the first glider gun has been assembled.

A person who has had or who is capable of having children; a person who is focussed on the rearing of their own children.

The number of souls in this kingdom being usually reckoned one million and a half, of these I calculate there may be about two hundred thousand couple whose wives are breeders; from which number I subtract thirty thousand couples who are able to maintain their own children, although I apprehend there cannot be so many, under the present distresses of the kingdom; but this being granted, there will remain an hundred and seventy thousand breeders.

A heterosexual person; one whose sexual intercourse can lead to breeding; straggot.

Since the breeders started coming here, you can never tell who likes cock.

When visiting gay friends but wishing to avoid any heterosexual passersby or dinner guests of said friends, one can always call ahead and inquire, "Are there breeders in your home?"