English
absorptance
Absorptance comes from Latin absorptiō ‘drink, beverage’, from absorbeō ‘to absorb, submerge’, and ultimately from Proto-Indo-European *srebʰ- ‘to sip, gulp, suck (in)’.
- Proto-Indo-Europeanc. 4500–2500 BCE*srebʰ-‘to sip, gulp, suck (in)’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*srobʰéyeti‘to be sipping, sucking’reconstructed
- Proto-Italicc. 1500–700 BCE*sorβeō‘to suck in’reconstructed
- Latinc. 75 BCE–200 CEsorbeō‘to suck in, drink up’
- Latin, derivedc. 75 BCE–200 CEabsorbeō‘to absorb, submerge’
- Latin, derivedc. 75 BCE–200 CEabsorptiō‘drink, beverage’
- English1500–presentabsorption
- Englishtodayabsorptance
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*srebʰ-‘to sip, gulp, suck (in)’reconstructed
- Proto-Indo-European, derivedc. 4500–2500 BCE*srobʰéyeti‘to be sipping, sucking’reconstructed
- Proto-Italicc. 1500–700 BCE*sorβeō‘to suck in’reconstructed
- Latinc. 75 BCE–200 CEsorbeō‘to suck in, drink up’
- Latin, derivedc. 75 BCE–200 CEabsorbeō‘to absorb, submerge’
- Latin, derivedc. 75 BCE–200 CEabsorptiō‘drink, beverage’
- English1500–presentabsorption
- Englishtodayabsorptance
Formed from absorption + -ance
Proto-Indo-European *srebʰ- ‘to sip, gulp, suck (in)’
…
Proto-Italic *sorβeō ‘to suck in’
Latin sorbeō ‘to suck in, drink up’
Latin absorbeō ‘absorb’
Latin absorptiō ‘a sucking in’
English absorption
Linked words
through Proto-Indo-European *srebʰ- ‘to sip, gulp, suck (in)’
through Latin sorbeō ‘to suck in, drink up’
through Latin absorbeō ‘to absorb, submerge’
through English absorption
Today it means
noun Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *srebʰ- / absorptance