Hemihydrate is a related term of hemisolvate.

In chemistry|lang=en terms the difference between hemihydrate and hemisolvate

is that hemihydrate is (chemistry) a hydrate whose solid contains one molecule of water of crystallization per two molecules, or per two unit cells while hemisolvate is (chemistry) a solvate containing one molecule of solvent per two molecules, or per two unit cells.

As nouns the difference between hemihydrate and hemisolvate

is that hemihydrate is (chemistry) a hydrate whose solid contains one molecule of water of crystallization per two molecules, or per two unit cells while hemisolvate is (chemistry) a solvate containing one molecule of solvent per two molecules, or per two unit cells.