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单词 kanna
释义

kannan.

Brit. /ˈkanə/, U.S. /ˈkænə/
Forms: 1600s– canna, 1600s– kanna, 1700s 1900s– channa.
Origin: A borrowing from Dutch. Etymon: Dutch kanna.
Etymology: < Dutch kanna, †canna (Afrikaans kanna; see note), apparently < Khoekhoe.Early evidence of the Dutch word is difficult to trace, but it appears to have been in use in southern Africa in the 17th cent. The Dutch journal translated in quot. c1615 does not survive, but the French text of 1686 translated in quot. 1688 makes direct reference to a conversation with H. Claudius, a German physician and botanist, who worked for the governor of the Dutch settlement, probably in a Dutch-speaking environment.
Botany.
A South African succulent plant having white and yellow flowers with narrow, threadlike petals, Sceletium tortuosum (family Aizoaceae), the roots and leaves of which have traditionally been dried and chewed or smoked. Also: a preparation made from this plant.The alkaloid mesembrine, present in S. tortuosum, is thought to be responsible for the plant's antidepressant and mild euphoric effects.
ΚΠ
c1615 tr. P. Floris Voy. to E. Indies: Jrnl. (1934) 5 Wee used greate diligence in seeking of the roote Ningimm... The right tyme of gathering the same being in December, January, and February, being called of these inhabitants Canna.
1688 tr. G. Tachard Voy. to Siam (new ed.) ii. 73 They use Kanna as frequently as the Indians do Betle and Areka.
1731 G. Medley tr. P. Kolb Present State Cape Good-Hope I. 212 I have often seen the Effects of Kanna upon Hottentots. They chew and retain it a considerable Time in their Mouths.
1880 J. S. Hittell Hist. Mental Growth Mankind iii. 78 Among the Hottentots, delirium and unconsciousness are produced by chewing the kanna root.
1984 Science 2 June 899/2 The drug Channa,..used as a narcotic by the bushmen of Namaqualand.
2010 Atlantic Online (Nexis) 16 Nov. While there are plenty of crappy legal cannabis alternatives, there are a few good ones that are completely natural. One I'd recommend is ‘Kanna’.., a South African herb used for thousands of years by indigenous tribes.
This is a new entry (OED Third Edition, March 2019; most recently modified version published online March 2022).
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n.c1615
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