bone black

bone black
noun Date: 1815 the black residue chiefly of tribasic calcium phosphate and carbon from bones calcined in closed vessels used especially as a pigment or as a decolorizing adsorbent in sugar manufacturing — called also bone char

New Collegiate Dictionary. 2001.

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  • Bone black — Bone Bone (b[=o]n; 110), n. [OE. bon, ban, AS. b[=a]n; akin to Icel. bein, Sw. ben, Dan. & D. been, G. bein bone, leg; cf. Icel. beinn straight.] 1. (Anat.) The hard, calcified tissue of the skeleton of vertebrate animals, consisting very largely …   The Collaborative International Dictionary of English

  • bone black — [bōn′blak΄] a fine charcoal made by burning animal bones in closed containers: used as a pigment, in refining sugar, etc.: also boneblack [bōn′blak΄] n. * * * ▪ chemistry also called  Bone Char, or Bone Charcoal,         a form of charcoal (q.v.) …   Universalium

  • bone|black — «BOHN BLAK», noun, or bone black, a black powder made by carbonizing bones in closed containers. It is used to remove color from liquids and as a coloring matter …   Useful english dictionary

  • bone-black — boneˈ black noun The carbonaceous remains of bones heated in the absence of air • • • Main Entry: ↑bone …   Useful english dictionary

  • bone black — [bōn′blak΄] a fine charcoal made by burning animal bones in closed containers: used as a pigment, in refining sugar, etc.: also boneblack [bōn′blak΄] n …   English World dictionary

  • bone black — noun black substance containing char in the form of carbonized bone; used as a black pigment • Syn: ↑bone char, ↑animal black, ↑animal charcoal • Hypernyms: ↑char * * * noun or bone …   Useful english dictionary

  • bone black — kaulų anglys statusas T sritis chemija apibrėžtis Kaulų koksavimo kietasis produktas. atitikmenys: angl. bone black; bone charcoal rus. костяной уголь …   Chemijos terminų aiškinamasis žodynas

  • bone-black — n. Ivory black, animal charcoal …   New dictionary of synonyms

  • bone black — SYN: animal charcoal …   Medical dictionary

  • Bone black — Костная чернь …   Краткий толковый словарь по полиграфии

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