This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A transmission.

n. Physics The ratio of the radiant energy transmitted to the total radiant energy incident on a given body.

n. a transmission

n. the fraction of incident light, or other radiation, that passes through a substance

n. Transmission.

n. The act of transmitting, or the state of being transmitted; transmission; transfer.

n. the fraction of radiant energy that passes through a substance

"The claims focus on the diameter and strength of the screen wires and as well as on the screen's "transmittance" and "reflectance" properties."

coefficient   

transmission   

absorptance    political/religious    non-real    social-cultural    heat-sensing    visible-light    Sinclair    shock-wave    e-m    frequency-domain