| 单词 |
pinnatifid |
| 释义 |
pinnatifid, a. Nat. Hist. (chiefly Bot.)|pɪˈnætɪfɪd| [ad. mod.L. pinnātifidus, f. pinnāt-us pinnate + findere, fid- to cleave, split. So F. pinnatifide, pennatifide.] Of a leaf, etc.: Pinnately cleft or divided at least half-way to the middle.
[1751Linnæus Philos. Bot. 43 Folium..pinnatifidum est transversim divisum laciniis horizontalibus oblongis.] 1753Chambers Cycl. Supp. s.v. Leaf, Pinnatifid Leaf expresses one divided into several parts in form of alæ. 1777Lightfoot Flora Scot. I. 500 Centaurea scabiosa... Great Knapweed or Matfellon..the leaves are..all pinnatifid. 1857,1883[see pinnati-]. 1877–84F. E. Hulme Wild Fl. p. viii. Hence piˈnnatifidly adv., in a pinnatifid manner.
1870Hooker Stud. Flora 16 Leaves entire, pinnate, or pinnatifidly lobed. 1881Horne Fiji 86 The leaf..is handsome and pinnatifidly divided. |

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