Meanings
adjectivephotobactericidal (not comparable)
- not comparableThat kills photobacteria
- not comparableThat is bactericidal on exposure to light
Origin
- Proto-Indo-European*bʰeh₂-
- Proto-Indo-European*bʰéh₂os
- Proto-Hellenic*pʰáwos
- Ancient Greekφᾰ́ος (phắos)
- Ancient Greekφῶς (phôs)
- Ancient Greekφωτο- (phōto-)
- Englishphoto-
- Ancient Greekβακτηρία (baktēría)
- Ancient Greekβακτήριον (baktḗrion)
- New Latinbactērium
- Englishbacteri(um)
- Proto-Indo-European*kh₂eyd-
- Proto-Indo-European*kh₂éydeti
- Proto-Italic*kaidō
- Latincaedō
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Englishbactericidal
- Englishphotobactericidal
From photo- + bactericidal.
Full word history & related roots →Cite this entry
APA
photobactericidal. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/photobactericidal
MLA
“photobactericidal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photobactericidal. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “photobactericidal,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/photobactericidal.
Source: photobactericidal on Wiktionary, CC BY-SA 4.0.