photoresistor

noun 0.838

photodetector

noun 0.787

photosensor

noun 0.778

photodiode

noun 0.762

photocell

noun 0.735

photoreceptor

noun 0.728

phototube

noun 0.715

phototransduction

noun 0.709

photomultiplier

noun 0.690

transistor

noun 0.685

photoelectric cell

noun 0.685

photomultiplier tube

noun 0.669

phototroph

noun 0.665

photopigment

noun 0.656

photoelectrode

noun 0.652

photocurrent

noun 0.650

photovoltage

noun 0.649

photoresist

noun 0.649

photoconductor

noun 0.636

photocathode

noun 0.634

photometer

noun 0.625

junction transistor

noun 0.621

optocoupler

noun 0.621

photoconductivity

noun 0.611

photovoltaic cell

noun 0.607

photocatalyst

noun 0.601

phototropism

noun 0.599

phytochrome

noun 0.595

photon

noun 0.591

photosite

noun 0.589

photophore

noun 0.589

photoreception

noun 0.589

photoresponse

noun 0.588

photoelectron

noun 0.580

phot

noun 0.579

transistor radio

noun 0.579

photoprint

noun 0.572

photoprotein

noun 0.571

photovoltaics

noun 0.571

photographic plate

noun 0.566

solar cell

noun 0.565

phototaxis

noun 0.561

photoluminescence

noun 0.561

photosensitizer

noun 0.560

photonics

noun 0.558

photoconduction

noun 0.557

photoflash

noun 0.557

light meter

noun 0.557

spectrophotometer

noun 0.556

photomask

noun 0.555

thermistor

noun 0.552

photoinitiator

noun 0.552

photosystem

noun 0.551

photoreaction

noun 0.551

photogeneration

noun 0.550

photolyase

noun 0.547

photog

noun 0.547

thyristor

noun 0.546

photo

noun 0.545

light-emitting diode

noun 0.544

photoperiod

noun 0.543

photovoltaic effect

noun 0.543

transducer

noun 0.543

transceiver

noun 0.540

photopolymer

noun 0.538

photophobia

noun 0.534

photoreflectance

noun 0.534

photoexcitation

noun 0.533

photophone

noun 0.533

pyranometer

noun 0.533

photograph

noun 0.532

photophase

noun 0.530

thin-film transistor

noun 0.528

optoelectronics

noun 0.527

fluorescent

noun 0.526

photomorphogenesis

noun 0.526

light source

noun 0.524

photoreactivity

noun 0.524

photoelectric effect

noun 0.524

transponder

noun 0.523

transimpedance

noun 0.521

photobioreactor

noun 0.521

radiometer

noun 0.520

fluorophore

noun 0.520

photographer

noun 0.520

photoemission

noun 0.520

biosensor

noun 0.519

fluorescent lamp

noun 0.519

photomicrograph

noun 0.518

photofit

noun 0.518

phosphor

noun 0.518

fluorometer

noun 0.518

photorealist

noun 0.517

camera flash

noun 0.516

radio telescope

noun 0.516

light bulb

noun 0.516

light therapy

noun 0.515

sensor

noun 0.512

transmitter

noun 0.512

pyroelectric

noun 0.511