The New York Stock Exchange started out as a coffee house.
propyl, propyl group, propyl radical
(noun) the monovalent organic group C3H7- obtained from propane
Source: WordNet® 3.1
propyl (plural propyls)
(organic chemistry) Either of two isomeric univalent hydrocarbon radicals, C3H7, formally derived from propane by the loss of a hydrogen atom.
Source: Wiktionary
Pro"pyl, n. Etym: [Propionic + -yl.] (Chem.)
Definition: The hypothetical radical C3H7, regarded as the essential residue of propane and related compounds.
Source: Webster’s Unabridged Dictionary 1913 Edition
3 July 2025
(noun) the faculty through which the external world is apprehended; “in the dark he had to depend on touch and on his senses of smell and hearing”
The New York Stock Exchange started out as a coffee house.