Adamantane
a white crystalline alicyclic hydrocarbon, c 10 h 16 , consisting of four fused cyclohexane rings, with the carbon atoms arranged as in the diamond lattice.
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- Adamantine membrane
adamantine membrane adamantine membrane ad·a·man·tine membrane (ād’ə-mān’tēn’, -tīn’, -tĭn) n. see dental cuticle.
- Adamantinoma
adamantinoma adamantinoma ad·a·man·ti·no·ma (ād’ə-mān’tə-nō’mə) n. pl. ad·a·man·ti·no·mas or ad·a·man·ti·no·ma·ta (-mə-tə) see ameloblastoma.
- Adamantly
utterly unyielding in att-tude or opinion in spite of all appeals, urgings, etc. too hard to cut, break, or pierce. any impenetrably or unyieldingly hard substance. a legendary stone of impenetrable hardness, formerly sometimes identified with the diamond. contemporary examples though the obama administration has dethroned them, noecons continue to argue their views as adamantly […]
- Adamas
. historical examples this is expressly said by hesychius, and many epithets derived from adamas are applied to articles made of steel or of iron. a history of inventions, discoveries, and origins, volume ii (of 2) johann beckman the greeks name it adamas,—which signifieth, the invincible. sulamith: a romance of antiquity alexandre kuprin this was […]
- Adamawa-eastern
a branch of the niger-congo family of languages, centered in nigeria, cameroon, chad, and the central african republic, including sango and zande.