emissivity
Word Rarity
Very rare
Frequency: 1.92 in modern English
18
Scrabble Score
10
Letters
4
Syllables
7
Unique Chars
Meaning
noun
The energy-emitting propensity of a surface, usually measured at a specific wavelength.
Etymology
Etymology tree English emissive Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English emissivity From emissive + -ity.