The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
SPONGIN
Etymology
Noun
spongin (plural spongins)
A horny, sulfur-containing protein, related to keratin, that forms the skeletal structure of certain classes of sponges. A proteinaceous compound of which the spicules in Demospongiae are composed.
Anagrams
• nonpigs
Source: Wiktionary
Spon"gin, n. (Physiol. Chem.)
Definition: The chemical basis of sponge tissue, a nitrogenous, hornlike substance which on decomposition with sulphuric acid yields leucin and glycocoll.
Source: Webster’s Unabridged Dictionary 1913 Edition
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7 June 2025
PARSEC
(noun) a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years
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