simple past tense and past participle of twin

Produced at, or as if at, a single birth; united.

(baseball) A player who plays for the Minnesota Twins.

plural of Twin

(baseball) The Minnesota Twins team.

The state, quality, or condition of a twin; twinship.

A complication of disproportionate blood supply between unborn twins, resulting in high morbidity and mortality.

(geology) A type of contact twinning, typically observed in plagioclase, in which the composition surfaces are parallel to one another

(baseball, slang) A double play.

(crystallography) The intergrowth of two twin crystals.