Definition of cryoscopy in US English:

cryoscopy

(also kryoscopy)

noun

Chemistry
  • The measurement of the freezing point of liquids; especially the procedure of measuring by how much the freezing point of a liquid is lowered when a substance is dissolved in it.

Origin

Late 19th century; earliest use found in Chemical News. From cryo- + -scopy, after French cryoscopie.

Pronunciation

cryoscopy

/krʌɪˈɒskəpi/