pinosylvinn.

Brit.

/ˌpʌɪnəʊˈsɪlvɪn/, U.S.

/ˌpaɪnoʊˈsɪlv(ə)n/

Forms: 1900s– pinosylvin, 1900s– pinosylvine (now rare).

Origin: A borrowing from German. Etymon: German Pinosylvin.

Etymology: < German Pinosylvin (H. Erdtman 1939, in Naturwissenschaften 27 130) < classical Latin pīnus pine n.² + German -o- -o- connective + sylv- (in classical Latin sylvestris , silvestris of a wood: see sylvester adj.) + German -in -in suffix¹, after scientific Latin Pinus sylvestris, taxonomic name of Scots pine.

Biochemistry.

Any of a group of toxic substances occurring in pine trees and conferring resistance to fungal and insect attack; spec. 3,5-dihydroxystilbene, C₁₄H₁₂O₂.

ΚΠ

1939 Chem. Abstr. 33 4776 Pinosylvine is poisonous, fishes die in 0·002% soln.

1945 Svensk Bot. Tidskr. 39 312 In order to get an idea of the relative toxicity of the pinosylvin compounds experiments were made at the same time in solutions containing phenol.

1968 New Scientist 11 Jan. 68/2 The natural resistance of certain types of wood to termite attack has been attributed to the presence of specific repellent chemicals such as..pinosylvin.

1997 Ecology 78 1707/2 In contrast, pinosylvin at 1.5% reduced hare feeding by 95%.

This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).

单词	pinosylvin
释义	pinosylvinn. Brit. /ˌpʌɪnəʊˈsɪlvɪn/, U.S. /ˌpaɪnoʊˈsɪlv(ə)n/ Forms: 1900s– pinosylvin, 1900s– pinosylvine (now rare). Origin: A borrowing from German. Etymon: German Pinosylvin. Etymology: < German Pinosylvin (H. Erdtman 1939, in Naturwissenschaften 27 130) < classical Latin pīnus pine n.² + German -o- -o- connective + sylv- (in classical Latin sylvestris , silvestris of a wood: see sylvester adj.) + German -in -in suffix¹, after scientific Latin Pinus sylvestris, taxonomic name of Scots pine. Biochemistry. Any of a group of toxic substances occurring in pine trees and conferring resistance to fungal and insect attack; spec. 3,5-dihydroxystilbene, C₁₄H₁₂O₂. ΚΠ 1939 Chem. Abstr. 33 4776 Pinosylvine is poisonous, fishes die in 0·002% soln. 1945 Svensk Bot. Tidskr. 39 312 In order to get an idea of the relative toxicity of the pinosylvin compounds experiments were made at the same time in solutions containing phenol. 1968 New Scientist 11 Jan. 68/2 The natural resistance of certain types of wood to termite attack has been attributed to the presence of specific repellent chemicals such as..pinosylvin. 1997 Ecology 78 1707/2 In contrast, pinosylvin at 1.5% reduced hare feeding by 95%. This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022). < n.1939
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