(of a person or animal, formal, distancing or dated) Sexually and/or romantically attracted to members of the same sex, such as a man who is attracted to men or a woman who is attracted to women; gay. (Typically used in the sense of sole/exclusive attraction.)

(typically formal, distancing or dated) A person who is sexually attracted solely or primarily to others of the same sex.

(mathematics) In corresponding proportion. / (biology) Corresponding to a similar structure in another life form with a common evolutionary origin.

Of the same kind; alike, similar. / Having the same composition throughout; of uniform make-up. / (chemistry) In the same state of matter.

A word that is spelled the same as another word, usually having a different etymology. / (computing) A text character or string that looks identical to another when rendered.

(chemistry) any series of aliphatic organic compounds whose members differ only in the addition of a CH₂ group; for example, the carboxylic acids, CH₃(CH₂)ₙCOOH where n is any whole number

The condition of being homogeneous

(chemistry) Catalysis in which the catalyst is present in the same phase as the reactants; normally dissolved in the same solvent.

(chemistry) Exhibiting homoaromaticity.

(chemistry) The retention of aromaticity in a molecule in which a conjugated cyclic system is interrupted, usually by a methylene group.