pinnation

pinnation
The organisation of a pinnate leaf.

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  • pinnation — /pi nay sheuhn/, n. Bot. pinnate condition or formation. [1870 75; PINNATE + ION] * * * …   Universalium

  • pinnation — pin·na·tion …   English syllables

  • pinnation — /pɪˈneɪʃən/ (say pi nayshuhn) noun pinnate condition or formation …  

  • pinnation — pə̇ˈnāshən noun ( s) : the state of being pinnate …   Useful english dictionary

  • pinnate — adjective Botany & Zoology having leaflets or other parts arranged on either side of a stem or axis like the vanes of a feather. Derivatives pinnated adjective pinnately adverb pinnation neɪʃ(ə)n noun Origin C18: from L. pinnatus feathered , from …   English new terms dictionary

  • pinnate —   a. like a feather; with leaflets on either side of a leafstalk.    ♦ pinnatifid, divided pinnately.    ♦ pinnation, n …   Dictionary of difficult words

  • pinnate — [pin′āt΄, pin′it] adj. [ModL pinnatus < L < pinna, feather, fin: see PEN2] 1. resembling a feather 2. Bot. a) with leaflets on each side of a common axis in a featherlike arrangement: see LEAF b) with a pattern of leaf veins resembling the… …   English World dictionary

  • pinnate — adj. 1 (of a compound leaf) having leaflets arranged on either side of the stem, usu. in pairs opposite each other. 2 having branches, tentacles, etc., on each side of an axis. Derivatives: pinnated adj. pinnately adv. pinnation n. Etymology: L… …   Useful english dictionary

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