polybasites
plural of polybasite
Source: Wiktionary
Pol`y*ba"site, n. Etym: [See Polybasic.] (Min.)
Definition: An iron-black ore of silver, consisting of silver, sulphur, and antimony, with some copper and arsenic.
Source: Webster’s Unabridged Dictionary 1913 Edition
18 September 2024
(noun) a jet engine in which a fan driven by a turbine provides extra air to the burner and gives extra thrust
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.
