noun: (of cat breeds) Initialism of domestic medium-haired.
noun: Abbreviation of dimethylhydrazine. [(organic chemistry) Either of two isomeric dimethyl derivatives of hydrazine, but especially 1,2-dimethylhydrazine which is used in medical research.]
noun: Abbreviation of dimethylhydantoin. [(organic chemistry) Any dimethyl derivative of hydantoin, but especially 5,5-dimethylhydantoin]
