vergency (plural vergencies)
The act of verging or approaching; tendency.
The reciprocal of the focal distance of a lens, used as a measure of the divergence or convergence of a pencil of rays.
Source: Wiktionary
Ver"gen*cy, n.
1. The act of verging or approaching; tendency; approach. [R.]
2. (Opt.)
Definition: The reciprocal of the focal distance of a lens, used as measure of the divergence or convergence of a pencil of rays. [R.] Humphrey Lloyd.
Source: Webster’s Unabridged Dictionary 1913 Edition
28 June 2025
(adjective) having an allergy or peculiar or excessive susceptibility (especially to a specific factor); “allergic children”; “hypersensitive to pollen”
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
