We found 20 dictionaries that define the word absorptance:

General (13 matching dictionaries)

1. absorptance: Merriam-Webster
2. absorptance: American Heritage Dictionary of the English Language
3. absorptance: Collins English Dictionary
4. absorptance: Vocabulary.com
5. absorptance: Wiktionary
6. absorptance: Infoplease Dictionary
7. absorptance: Dictionary.com
8. Absorptance: Wikipedia, the Free Encyclopedia
9. absorptance: Rhymezone
10. absorptance: FreeDictionary.org
11. absorptance: Mnemonic Dictionary
12. absorptance: TheFreeDictionary.com
13. absorptance: Merriam-Webster

Business (1 matching dictionary)

14. Construction Term Glossary (No longer online)

Computing (1 matching dictionary)

15. absorptance: Encyclopedia

Science (1 matching dictionary)

16. Absorptance: Extragalactic Astronomy

Tech (4 matching dictionaries)

17. absorptance: Lighting Design Glossary
18. Efficient Windows (No longer online)
19. Glossary of Meteorology (No longer online)
20. Schlumberger Oilfield Glossary (No longer online)

(Note: See absorptances as well.)

Definitions from Wiktionary (absorptance) ▸ noun:  (optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation. Similar: absorption coefficient, coefficient of absorption, absorbtance, absorptivity, absorption factor, absorbance, absorbency, absorbence, absorvance, absorbed dose, more... Opposite: reflectance, transmittance, opacity Types: reflection, refraction, diffraction, interference, polarization, more... Adjectives: solar, higher, total, lower, spectral, effective, monochromatic, mean, directional, hemispherical, maximum ▸ Words similar to absorptance ▸ Usage examples for absorptance ▸ Idioms related to absorptance ▸ Wikipedia articles (New!) ▸ Popular adjectives describing absorptance ▸ Words that often appear near absorptance ▸ Rhymes of absorptance ▸ Invented words related to absorptance