Etymology

hemihydrate

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Today it means: A hydrate whose solid contains one molecule of water of crystallization per two molecules, or per two unit cells Full definition →

English hydrate ← French hydrate ← Ancient Greek ἡμῐ- (hēmĭ-)
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The story

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sēmi
  3. Proto-Hellenic[Term?]
  4. Ancient Greekἡμῐ- (hēmĭ-)
  5. Englishhemi-
  6. Frenchhydrate
  7. Englishhydrate
  8. English todayhemihydrate

From hemi- + hydrate.

Etymology from Wiktionary, CC BY-SA 4.0.