different between transmissivity vs translucent

English

Etymology

transmissive +? -ity

Noun

transmissivity (countable and uncountable, plural transmissivities)

1. (physics) A measure of the capacity of a material to transmit radiation (the ratio of the amounts of energy transmitted and received)
2. (geology) A measure of the capacity of a saturated aquifer to transmit water horizontally. SI units: m²/s. Symbol: T.

Related terms

• transmissive

English

Etymology

From Latin translucentem, accusative of translucens, present participle of translucere, from trans (“through”) and lucere (“to shine”).

Pronunciation

• (UK) IPA^(key): /t?ænz?lu?.s?nt/?
• (US) IPA^(key): /t?ænz?lu.s?nt/

Adjective

translucent (comparative more translucent, superlative most translucent)

1. Allowing light to pass through, but diffusing it.
   • 1913, Louis Joseph Vance, The Day of Days, ch. 1:

     The window-panes, encrusted with perennial deposits of Atmosphere, were less transparent than translucent.

   • 1921, P. G. Wodehouse, Jill the Reckless, ch. 21:

     On the windows of the nearer buildings the sun cast glittering beams, but further away a faint, translucent mist hid the city.

2. Clear, lucid, or transparent.
   • 1884, Henry J. Ramsdell, Life and Public Services of Hon. James G. Blaine, Hubbard, pp. 105-106:

     Mr. Blaine's powers and disposition shone resplendent. . . . the gavel in his practised hand, chiming in with varied tones that aptly enforced his words, from the sharp rat-tat-tat that recalled the House to decorum, to the vigorous thunder that actually drowned unparliamentary speech; rulings, repartee, translucent explanation flashing from his lips as quick as lighting.

   • 1919, Joseph A. Altsheler, The Lords of the Wild, ch. 3:

     [T]he sun was in its greatest splendor, and the air was absolutely translucent. The lake and the mountains sprang out, sharp and clear.

Coordinate terms

• opaque
• transparent

Related terms

• translucence
• translucency

Translations

Latin

Verb

tr?nsl?cent

1. third-person plural present active indicative of tr?nsl?ce?