'Tincal' definitions:
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Tincal \Tin"cal\, n. [Ar., Per. & Hind. tink[=a]r; cf. Malay
tingkal; all fr. Skr. ?a?ka?a. Cf. Altincar.] (Chem.)
Crude native borax, formerly imported from Thibet. It was
once the chief source of boric compounds. Cf. Borax.
[1913 Webster]
