| 释义 |
† ˈtithonism Obs.
[f. as prec. + -ism.]
= tithonicity, actinism 2. So † ˈtithonize v., trans. to subject to actinic influence (hence † tithoniˈzation, ‘tithonic’ or actinic action; ˈtithonized ppl. a.); † tiˈthonograph, a photograph produced by the action of ‘tithonic’ rays on a sensitized surface (so tithonoˈgraphic a., -ˈnographist, -ˈnography); † tithoˈnometer, † tiˈthonotype, see quots.
1854J. Scoffern in Orr's Circ. Sc., Chem. 93 That peculiar associate of light which has been termed..actinism, *tithonism, and energia.
1844Draper in Philos. Mag. (July) XXV. 7 The indigo ray forms the muriatic acid as well as produces the preliminary *tithonization.
Ibid., Before placing the tubes in the prismatic spectrum we *tithonize them in the daylight.
Ibid. 2, I shall speak of chlorine which as been exposed to the beams of the sun, as *tithonized chlorine.
1842(Dec.) Ibid. XXI. 456 The comparison of different spectras and their corresponding *tithonographs.
Ibid. 461 If the *tithonographic compound radiates whilst it is undergoing decomposition. 1878Lockyer Spectr. Anal. iii. §2. 82 Draper..in his ‘tithonographic representation’, had..not succeeded in registering the lines of the yellow, orange, and green parts of the spectrum.
1842Draper in Philos. Mag. XXI. 456 A principle..which makes the spectra of different *tithonographists comparable. 1842*Tithonometer [see tithonic]. 1843Draper in Philos. Mag. (Dec.) XXIII. 401 Description of the Tithonometer, an instrument for measuring the Chemical Force of the Indigo-tithonic Rays.
1843(May) Ibid. XXII. 366 As a name for these processes of copying the surface of a Daguerreotype, I would suggest the word *Tithonotype. |