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单词 mesophytum
释义

mesophytumn.

Origin: A borrowing from Greek, combined with an English element; apparently modelled on a French lexical item. Etymons: meso- comb. form, Greek ϕυτόν.
Etymology: < meso- comb. form + ancient Greek ϕυτόν plant (see phyto- comb. form), in sense 2 and apparently also in sense 1 after French mésophyte mesophyte n. (in sense 1 apparently earliest in a paper presented by C. Gaudichaud-Beaupré to l'Académie des Sciences in 1835, but not published until 1843 ( Mém. Présentés par Divers Savants a l'Acad. des Sci.: Math. et Physique 8 5)). N.E.D. (1906) gives the pronunciation as (mesǫ·fitɒ̆m) /mɛˈsɒfɪtəm/.
Botany. Obsolete. rare.
1. In C. Gaudichaud-Beaupré's terminology: the line of demarcation between an internode and a petiole in a plant.
ΚΠ
1839 J. Lindley Introd. Bot. (ed. 3) ii. v. 319 The line of demarcation between the internode and petiole is called the mesophytum.
2. = mesophyte n. 1.
ΚΠ
1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Mesophytum, Bot., applied by Clarion to that which is commonly called the vital knot in plants, that is to say, the line of demarcation between the ascending and descending parts of the vegetable.
This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2019).
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n.1839
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