单词 | tragacanth |
释义 | tragacanth /trag"euh kanth', traj"-/, n. a gummy substance derived from various low, spiny, Asian shrubs belonging to the genus Astragalus, of the legume family, esp. A. gummifer: used to impart firmness to pills and lozenges, stiffen calicoes, etc. Also called gum tragacanth. [1565-75; < L tragacantha goat's thorn < Gk tragákantha, equiv. to trág(os) goat + ákantha thorn. Cf. TRAGEDY, ACANTHO-] |
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