acaroid gum


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acaroid gum

or

acaroid resin

n
(Elements & Compounds) a red alcohol-soluble resin that exudes from various species of grass tree, esp Xanthorrhoea hastilis, and is used in varnishes, for coating paper, etc. Also called: gum accroides or acaroid resin
[C19: acaroid, of uncertain origin (apparently not related to acarus)]
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