cryoscopy
/krʌɪˈɒskəpi/(also kryoscopy) Chemistry
noun
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.
- Cryoscopy is used in the determination of molecular weight and osmotic strength, and in some analytical methods..
Origin
Late 19th century; earliest use found in Chemical News. From cryo- + -scopy, after French cryoscopie.