English
dynactinometer
Dynactinometer comes from Ancient Greek δύναμις ‘force’.
- Ancient Greekc. 800–300 BCEδύναμιςdúnamis‘force’
- Englishtodaydynactinometer
attested reconstructed ? uncertain or disputed
Lineage
- Ancient Greekc. 800–300 BCEδύναμιςdúnamis‘force’
- Englishtodaydynactinometer
Formed from -meter
Linked words
through Ancient Greek δύναμις ‘force’
Today it means
noun An instrument for measuring the intensity of photogenic rays and computing the power of object glasses.
Language periods are conventional ranges, not dates for this word.
Etymograph / Ancient Greek δύναμις / dynactinometer