Definition of phototube in English:
phototube
noun ˈfəʊtəʊtjuːbˈfoʊdoʊˌt(j)ub
Electronics A photocell in the form of an electron tube with a photoemissive cathode.
Example sentencesExamples
- Aliquots of 2 mL of the virus-photoproducts solution were placed in quartz phototubes, capped, and bubbled with oxygen for 5 min before being irradiated.
- Firefly flash and locomotion were observed using IR illumination that did not effect the phototube.
Definition of phototube in US English:
phototube
nounˈfoʊdoʊˌt(j)ubˈfōdōˌt(y)o͞ob
Electronics A photocell in the form of an electron tube with a photoemissive cathode.
Example sentencesExamples
- Aliquots of 2 mL of the virus-photoproducts solution were placed in quartz phototubes, capped, and bubbled with oxygen for 5 min before being irradiated.
- Firefly flash and locomotion were observed using IR illumination that did not effect the phototube.