The New York Stock Exchange started out as a coffee house.
lactone (plural lactones)
(organic chemistry) A cyclic intramolecular ester derived from a hydroxy acid.
• Greek prefixes indicate the ring size e.g. α- 3-membered, β- 4-membered
• octenal
Source: Wiktionary
Lac"tone, n. (Chem.)
Definition: One of a series of organic compounds, regarded as anhydrides of certain hydroxy acids. In general, they are colorless liquids, having a weak aromatic odor. They are so called because the typical lactone is derived from lactic acid.
Source: Webster’s Unabridged Dictionary 1913 Edition
29 May 2025
(adjective) characterized by careful evaluation and judgment; āa critical readingā; āa critical dissertationā; āa critical analysis of Melvilleās writingsā
The New York Stock Exchange started out as a coffee house.