pinnati-

Word Origin

a combining form representing pinnate, in compound words:

pinnatipartite.

Origin

representing Latin pinnātus; see -i-

Related Word

pinnatisect

pinnati-a word element meaning 'pinnate'.

[combining form representing Latin pinnātus]

pinnati-|pɪˈneɪtɪ, pɪˈnætɪ|combining form of L. pinnātus pinnate: chiefly in botanical terms relating to leaves (cf. pinnatifid): piˌnnatiˈlobate, piˈnnatilobed |-eɪtɪ-| adjs., pinnately divided with rounded divisions or lobes; piˌnnatiˈpartite |-eɪtɪ-| a. [L. partītus divided: see partite], pinnately divided nearly to the midrib; piˈnnatisect, piˌnnatiˈsected |-eɪtɪ-| adjs. [L. sectus cut: see -sect], pinnately divided quite to the midrib, but not articulated so as to form separate leaflets. See also pinnatiped.1857Henfrey Bot. §93 We..take the prefix pinnati-..and subjoin to this a word indicating the degree or kind of division, thus: pinnatifid..if the broad notches between the lobes extend from the margin to about half-way between this and the midrib; pinnatisect, if the notches extend on nearly to the midrib; pinnatipartite, if the separate lobes are almost free, and merely connected by a narrow strip of parenchyma.1861Bentley Man. Bot. (1870) 153 [Leaves] pinnatipartite, or pinnatisected, according to their depth.1866Treas. Bot., Pinnatilobed, Pinnatilobate, when the lobes of a pinnatifid leaf are divided to an uncertain depth.1883G. Allen in Nature 8 Mar. 441 Steps by which a regularly pinnately-veined leaf, such as that of the common olive, may pass into a pinnatifid and pinnatisect form by non-development of the mainly cellular tracts.

pinnati- /pɪˈneɪti, pɪˈnati/ combining form of Latin pinnatus pinnate: see -i-.

DERIVATIVE pinnatifid adjective (Botany) (of a leaf etc.) pinnately cleft at least halfway to the middle M18.
pinnatifidly adverb in a pinnatifid manner L18.
pinnatiˈpartite adjective pinnately divided nearly to the midrib M19.
pinnatisect adjective pinnately divided to the midrib, but not so as to form separate leaflets M19.

pinnati-
combining form
Etymology: New Latin, from pinnatus pinnate
: pinnately
< pinnatisect >

词汇	pinnati-
词根词缀	AHD Collins Dictionary.com Macquarie OED SOED Webster pinnati- pref.（前缀） Resembling a feather: 似羽毛的： pinnatifid. 羽状半裂的语源 From Latin pinnātus [feathered] * see pinnate 源自拉丁语 pinnātus [羽状的] 参见 pinnate* pinnati- combining form pinnate or pinnately ⇒ pinnatifid pinnati- Word Origin 1 a combining form representing pinnate, in compound words: pinnatipartite. Origin representing Latin pinnātus; see -i- Related Word pinnatisect pinnati-a word element meaning 'pinnate'. [combining form representing Latin pinnātus] pinnati-\|pɪˈneɪtɪ, pɪˈnætɪ\|combining form of L. pinnātus pinnate: chiefly in botanical terms relating to leaves (cf. pinnatifid): piˌnnatiˈlobate, piˈnnatilobed \|-eɪtɪ-\| adjs., pinnately divided with rounded divisions or lobes; piˌnnatiˈpartite \|-eɪtɪ-\| a. [L. partītus divided: see partite], pinnately divided nearly to the midrib; piˈnnatisect, piˌnnatiˈsected \|-eɪtɪ-\| adjs. [L. sectus cut: see -sect], pinnately divided quite to the midrib, but not articulated so as to form separate leaflets. See also pinnatiped.1857Henfrey Bot. §93 We..take the prefix pinnati-..and subjoin to this a word indicating the degree or kind of division, thus: pinnatifid..if the broad notches between the lobes extend from the margin to about half-way between this and the midrib; pinnatisect, if the notches extend on nearly to the midrib; pinnatipartite, if the separate lobes are almost free, and merely connected by a narrow strip of parenchyma.1861Bentley Man. Bot. (1870) 153 [Leaves] pinnatipartite, or pinnatisected, according to their depth.1866Treas. Bot., Pinnatilobed, Pinnatilobate, when the lobes of a pinnatifid leaf are divided to an uncertain depth.1883G. Allen in Nature 8 Mar. 441 Steps by which a regularly pinnately-veined leaf, such as that of the common olive, may pass into a pinnatifid and pinnatisect form by non-development of the mainly cellular tracts. pinnati- /pɪˈneɪti, pɪˈnati/ combining form of Latin pinnatus pinnate: see -i-. DERIVATIVE pinnatifid adjective (Botany) (of a leaf etc.) pinnately cleft at least halfway to the middle M18. pinnatifidly adverb in a pinnatifid manner L18. pinnatiˈpartite adjective pinnately divided nearly to the midrib M19. pinnatisect adjective pinnately divided to the midrib, but not so as to form separate leaflets M19. pinnati- combining form Etymology: New Latin, from pinnatus pinnate : pinnately < pinnatisect >
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