The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
calyx
(noun) (botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and supporting the developing bud; usually green
Source: WordNet® 3.1
calyces
plural of calyx
• cyclase
Source: Wiktionary
Ca"lyx, n.; pl. E. Calyxes, L. Calyces. Etym: [L. calyx, -ycis, fr. Gr. Chalice Helmet.]
1. (Bot.)
Definition: The covering of a flower. See Flower.
Note: The calyx is usually green and foliaceous, but becomes delicate and petaloid in such flowers as the anemone and the four-o'clock. Each leaf of the calyx is called a sepal.
2. (Anat.)
Definition: A cuplike division of the pelvis of the kidney, which surrounds one or more of the renal papilæ.
Source: Webster’s Unabridged Dictionary 1913 Edition
27 June 2025
(adjective) having four equal sides and four right angles or forming a right angle; “a square peg in a round hole”; “a square corner”
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.