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intermedium|ɪntəˈmiːdɪəm|
Pl. -ia, -iums. Also 7 enter-.
[a. L. intermedium, neuter of intermedius, f. inter between + medius mid, middle: cf. medium.]
1. Something intermediate in position; an intervening space, interval of space. ? Obs.
1611Cotgr., Entredeux, an intermedium, or interual. 1804Watt in Phil. Trans. XCIV. 310 When no such intermedium occurred, there was invariably a division in the middle of the vein.
2. Something intermediate in time; an intervening action or performance (? obs.); † esp. one between the parts or acts of a play, an interlude.
1589Nashe Addr. Gentl. Stud. in Greene's Menaphon (Arb.) 15 Silenus, when nodding on his Asse..made his moist nosecloth, the pausing intermedium, twixt euerie nappe. 1611Florio, Intermedio,..Intermedium, the musike that is, or shewes that are betweene the acts of a play. 1658Burbury Hist. Christ. Alessandra Queen Swedland 456 Musical Playes..with rare changes of scenes, intermediums of dances, and most exquisite musick. 1838Chalmers Wks. XIII. 256 A long intermedium of many transitions and arguments.
b. An intervening time, interval of time. ? Obs.
1611Cotgr., Entrecesse, sans, without intermission, intermedium, rest, pause. 1617in Crt. & Times Jas. I (1849) I. 413 Sudden mutations, without any intermedium. 1757Washington Lett. Writ. 1889 I. 427 The French and Indians..repeating the stroke..sending down parties in the intermedium to discover our motions.
3. An intermediate agent, intermediary, medium; esp. in earlier Chem. and Physics, a substance serving as a means of some natural action or process; also abstr. intermediate agency, mediation (of).
1660Hickeringill Jamaica (1661) 28 Growing immediately out of the bole or body of the Tree, and..admitting not so much as the intermedium or usherage of a twig. 1660tr. Amyraldus' Treat. conc. Relig. iii. i. 307 Between God and the Conscience of man there is no intermedium. 1756C. Lucas Ess. Waters I. 71 Oils [are] insoluble in water, without some proper intermedium. 1791Cowper Priv. Corr. (1824) II. 273 The obliging request of a lady, and of a lady who employed you as her intermedium. 1825J. Nicholson Operat. Mechanic 726 Uniting the silver by the intermedia of slips of rolled tin. 1839John Bull 18 Aug. in Spirit Metrop. Conserv. Press (1840) II. 302 Through the intermedium of one person. 1884American VII. 218 The pabulum for the realization of this knowledge can only be afforded through the intermedium of books.
b. With mixture of sense 1: An intervening medium serving to transmit energy through space.
1805Edin. Rev. VII. 118 The hypothesis of an æther or other invisible intermedium. 1830Herschel Stud. Nat. Phil. 23 The communication of an impulse to such a distance, by any solid intermedium we are acquainted with, would require, not moments, but whole years. 1842Grove Corr. Phys. Forces 49 A molecular action of the gas or intermedium through or across which they are transmitted.
4. Comp. Anat. [sc. os.] A bone of the carpus, situated between the ulnare and radiale (hence also called os centrale), or the corresponding bone of the tarsus between the tibiale and fibulare.
1878Bell Gegenbaur's Comp. Anat. 488 An intermedium is united with a tibiale to form an astragalus. 1887in Syd. Soc. Lex. |