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"resin," c.1300, from Old French gome "(medicinal) gum, resin," from Late Latin gumma, from Latin gummi, from Greek kommi "gum," from Egyptian kemai. As a shortened form of chewing gum, first attested 1842 in American English. The gum tree (1670s) was so called for the resin it exudes.
"membranes of the mouth," Old English goma "palate, side of the mouth" (single or plural), from a Germanic source represented by Old Norse gomi "palate," Old High German goumo; related to Lithuanian gomurys "palate," and perhaps from PIE *gheu- "to yawn" (cf. Greek khaos; see chaos).
early 14c., gommen, "treat with (medicinal or aromatic) gums," from gum (n.1). In the transferred or figurative sense of "spoil, ruin" (usually with up), it is first recorded 1901, probably from the notion of machinery becoming clogged. Of infants, etc., "to chew or gnaw (something) with the gums," by 1907, from gum (n.2). Related: Gummed; gumming.
gum 1 (gŭm)
Any of various viscous substances that are exuded by certain plants and trees and dry into water-soluble, noncrystalline, brittle solids.
A similar plant exudate, such as a resin.
Any of various adhesives made from such exudates or other sticky substance.
The firm connective tissue covered by mucous membrane that envelops the alveolar arches of the jaw and surrounds the bases of the teeth. Also called gingiva. v. gummed, gum·ming, gums
To chew food with toothless gums.
|gum 1 |
Any of various sticky substances that are produced by certain plants and trees and dry into brittle solids soluble in water. Gums typically are colloidal mixtures of polysaccharides and mineral salts.
|gum 2 |