| 单词 |
plasm |
| 释义 |
plasm|plæz(ə)m|
Also 7 plasme.
[ad. late L. plasma: see next.]
†1. A mould or matrix in which something is cast or formed; the cast of a fossil. Also fig. Obs.
1620T. Granger Div. Logike 165 Certaine it is that the name Adam expresseth the nature of his plasme or vessell. 1695Woodward Nat. Hist. Earth v. (1723) 256 The Shells served as Plasms or Moulds to this Sand. 1764Platt in Phil. Trans. LIV. 46 note, The Plasm or mould of the Belemnite. Ibid. 47 note, The parts are carried away and lost in the interstices of the earth, and a mould or plasm is left, which Steno calls an aërial shell.
b. Something moulded or formed, an image. humorously pedantic nonce-use.
1877Blackmore Cripps II. viii. 125 His outward faculties..rendered to his inward and endiathetic organs a picture, a schema, a plasm—the proper word may be left to him—such as would remain inside, at least while the mind abode there.
†2. = plasma 2. Obs. rare.
1747Dingley in Phil. Trans. XLIV. 503 The Stone..most frequently found next is the Plasm or prime Emerald; and then the Hyacinth or Jacinth. Ibid., The Plasm or prime Emerald is green.
3. Phys. = plasma 3.
1876tr. Schützenberger's Ferment. 131 A series of gaseous diffusions from the red globules to the plasm of the blood.
4. Biol. The living matter of a cell, protoplasm; sometimes spec. the general body of protoplasm as distinct from the nucleus.
1864Webster, Plasm...2. (Physiol.) The same as Plasma. 1877O'Meara in Encycl. Brit. VII. 170 [In Diatoms] There is first what Pfitzer designates the plasm-sac, consisting of a fine colourless plasm forming a closed sac of the same shape as that of the cell. 1899Allbutt's Syst. Med. VIII. 334 Functional and formative plasm must progress. 1905Brit. Med. Jrnl. 25 Feb. 442 The relative masses of nucleus and plasm. |
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