cyma

[sahy-muh]
noun, plural cymae [sahy-mee] , cymas.
1.
Architecture. either of two moldings having a partly convex and partly concave curve for an outline: used especially in classical architecture. Compare cyma recta, cyma reversa.
2.
Botany. a cyme.

Origin:
1555–65; < Neo-Latin < Greek kŷma something swollen, a wave, wavy molding, sprout, equivalent to (ein) to be pregnant + -ma noun suffix

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cyma (ˈsaɪmə)
 
n , pl -mae, -mas
1.  either of two mouldings having a double curve, part concave and part convex. Cyma recta has the convex part nearer the wall and cyma reversa has the concave part nearer the wall
2.  botany a rare variant of cyme
 
[C16: from New Latin, from Greek kuma something swollen, from kuein to be pregnant]

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Example sentences
The cymA hydroxylase reductase gene was isolated, sequenced and the protein primary structure deduced.
To the left is a small beaded matchboard storage cabinet with a cyma cornice.
The east and west facades have triangular pediment gables with simple trim of cyma recta.
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