photocell

UK
/ˈfəʊtəʊsɛl/
US
/ˈfoʊtəˌsɛl/
photocellnoun
photocells
pl
UK
/ˈfəʊtəʊsɛl/
US
/ˈfoʊtəˌsɛl/
Translations
The streetlights are equipped with a photocell to automatically turn on at dusk.
Уличные фонари оснащены фотоэлементом, чтобы автоматически включаться в сумерках.
Definitions
A device that generates an electric current or voltage when exposed to light or other electromagnetic radiation.
The streetlights are equipped with a photocell to automatically turn on at dusk.
A light-sensitive component used in various applications to detect light levels and control electrical circuits.
The automatic door uses a photocell to detect when someone approaches.
Synonyms
light-dependent resistor
optical sensor
light sensor
photocelladjective
more photocell
Comp.
most photocell
Super.
UK
/ˈfəʊtəʊsɛl/
US
/ˈfoʊtoʊsɛl/
Used attributively before another noun, e.g. "photocell sensor"
Definitions
Relating to, involving, or powered by a photocell.
The stadium lights are controlled by a photocell switch that responds to ambient light.