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a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
Historical Examples

Sir Brook Fossbrooke, Volume I. Charles James Lever
Mark Twain, A Biography, 1835-1910, Complete Albert Bigelow Paine
The Cottage of Delight Will N. Harben
Mark Twain, A Biography, 1835-1910, Complete Albert Bigelow Paine
Deep Down, a Tale of the Cornish Mines R.M. Ballantyne
The Blunders of a Bashful Man Metta Victoria Fuller Victor
Lone Pine R. B. (Richard Baxter) Townshend
She H. Rider Haggard


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  • Blastissimo


  • Blasto-

    a combining form meaning “bud, sprout,” “embryo,” “formative cells or cell layer,” used in the formation of compound words: blastosphere. combining form (in biology) indicating an embryo or bud or the process of budding: blastoderm

  • Blastocoel

    the cavity of a blastula, arising in the course of cleavage. Historical Examples Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 Various noun (embryol) the cavity within a blastula Also called segmentation cavity blas’to·coe’lic adj. blastocoel or blastocoele (blās’tə-sēl’) The fluid-filled, central cavity of a blastula.

  • Blastocyst

    the blastula of the mammalian embryo, consisting of an inner cell mass, a cavity, and an outer layer, the trophoblast. noun (embryol) Also called blastosphere. the blastula of mammals: a sphere of cells (trophoblast) enclosing an inner mass of cells and a fluid-filled cavity (blastocoel) another name for germinal vesicle n. blas’to·cys’tic adj. blastocyst (blās’tə-sĭst’) […]

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