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单词 nematocide
释义

nematociden.

Brit. /ˈnɛmətəsʌɪd/, /ˈniːmətəsʌɪd/, /nᵻˈmatə(ʊ)sʌɪd/, U.S. /ˈnimədəˌsaɪd/, /ˈnɛmədəˌsaɪd/, /nəˈmædəˌsaɪd/; see also nemato- comb. form.
Origin: Formed within English, by compounding. Etymons: nemato- comb. form, -cide comb. form1.
Etymology: < nemato- comb. form + -cide comb. form1. Compare later nematicide n.
Agriculture, and Horticulture.
= nematicide n.
ΚΠ
1898 Daily News 4 Aug. 2/1 That the..antiseptic remedy thymol will be of service as a nematocide.
1939 Chem. Abstr. 33 4683 Nematocides, unless designed to enter the nema per os, should be sol. in, dissolve or be dissolved by lipids.
1989 C. R. Wilson & W. Ferris Encycl. Southern Culture 42/1 The South was also the major regional user of nematocides and defoliants.
1994 New Scientist 10 Dec. 21/3 The hatching factor..would encourage more worms to hatch, only to be killed by the nematocides.

Derivatives

nematoˈcidal adj. = nematicidal adj. at nematicide n. Derivatives.
ΚΠ
1943 Phytopathology 33 1174 The nematocidal effect of chloropicrin was tested in the field against the root-knot nematode, Heterodera marioni.
1973 Biol. Abstr. 56 6884/2 Nematocidal activity, similar to that of trichothecin, was detected in mycelial extracts and volatile substances of Arthrobotrys, a predacious fungus.
2000 New Scientist 15 July 92/1 (advt.) One [student] will be required to look at the mode of action of these insecticidal toxins and the other characterise toxins with nematocidal activity.
This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).
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n.1898
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