photoionisation en · NOUN
Etymology
Etymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *-os Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- Proto-Indo-European *h₁ey- Proto-Indo-European *h₁éyti Proto-Hellenic *éimi Ancient Greek ἰόν (ión)der. English ion English -ise English ionise Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English ionisation English photoionisation From photo- + ionisation.
Meanings
- (countable, uncountable) The ejection of electrons from an atom or other species following the absorption of photons.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| photoionisations | Number=Plur | lexicographic |