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Origin and history of sepal

sepal(n.)

in botany, "leaf of the calyx," 1821, from French sépal, from Modern Latin sepalum (H.J. de Necker, 1790), coined from Latin separatus "separate, distinct" (see separate (v.)) + petalum "petal" (see petal).

Entries linking to sepal

"one of the individual parts of a corolla of a flower," 1726 (earlier petala, 1704), from Modern Latin petalum "petal" (17c.), from Greek petalon "a leaf; leaf of metal, thin plate," noun use of neuter of adjective petalos "outspread, broad, flat," from PIE root *pete- "to spread." Related: Petaline.

early 15c., separaten, transitive, "remove, detach completely; divide (something), sever the connection or association of," from Latin separatus, past participle of separare "to pull apart," from se- "apart" (see secret (n.)) + parare "make ready, prepare" (from PIE root *pere- (1) "to produce, procure"). Sever (q.v.) is a doublet, via French. Intransitive sense of "to part, be or become disunited or disconnected" is by 1630s of things, 1680s of persons. Related: Separated; separating.

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    Trends of sepal

    adapted from books.google.com/ngrams/ with a 7-year moving average; ngrams are probably unreliable.

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