Etymology

bioassay

B3I1O1A1S1S1A1Y4

Today it means: The analysis of the biological activity of a substance, with reference to a standard preparation, using a culture of living cells, or a living creature. Full definition →

English assay ← Ancient Greek βῐο- (bĭo-) ← Proto-Indo-European *gʷeyh₃-
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The story

  1. Proto-Indo-European*gʷeyh₃-
  2. Ancient Greekβῐ́ος (bĭ́os)
  3. Ancient Greekβῐο- (bĭo-)
  4. Englishbio-
  5. Englishassay
  6. English todaybioassay

From bio- + assay.

Etymology from Wiktionary, CC BY-SA 4.0.