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单词 plant wax
释义

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plant wax
plant wax n. wax obtained from plants; a particular kind of this.
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society > occupation and work > materials > derived or manufactured material > waxy materials > [noun] > derived from plants
vegetable wax1721
wax1799
tree-wax1857
plant wax1924
1924 J. A. Thomson Sci. Old & New xviii. 101 There are plant-waxes as well as animal-waxes.
1934 C. C. Steele Introd. Plant Biochem. ii. iii. 26 Still higher homologues [of ethyl alcohol] are constituents of both plant and animal waxes.., being mainly combined with acids in the form of esters.
1997 Biochemist Feb. 13/1 Plant waxes are a mixture of very-long-chain fatty acids (VLCFAs), primary and secondary alcohols, aldehydes, ketones and esters.
extracted from plantn.1
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更新时间:2024/11/11 3:47:52