visible spectrum

noun 0.837

optical spectrum

noun 0.814

spectrum

noun 0.806

electromagnetic spectrum

noun 0.768

visible light

noun 0.682

spectrality

noun 0.669

hydrogen spectrum

noun 0.669

spectroscopy

noun 0.656

absorption spectrum

noun 0.653

wavelength

noun 0.650

band spectrum

noun 0.642

spectral line

noun 0.642

spectroscope

noun 0.632

spectrum analyzer

noun 0.629

spectrometer

noun 0.619

spectral class

noun 0.609

waveband

noun 0.609

spectrograph

noun 0.607

spectrometry

noun 0.604

electromagnetic radiation

noun 0.591

spectrophotometer

noun 0.590

spectrophotometry

noun 0.584

white light

noun 0.583

spectral type

noun 0.578

spectrogram

noun 0.567

radio wave

noun 0.566

sunlight

noun 0.562

sound wave

noun 0.559

speed of light

noun 0.556

ultraviolet light

noun 0.548

color

noun 0.544

electromagnetic wave

noun 0.543

emission line

noun 0.538

photosphere

noun 0.537

autism spectrum

noun 0.536

ultraviolet

noun 0.534

electromagnetic energy

noun 0.533

sound energy

noun 0.526

visual field

noun 0.526

solar radiation

noun 0.526

autistic spectrum

noun 0.525

spectropolarimetry

noun 0.525

infrared

noun 0.524

spectroscopist

noun 0.523

supercontinuum

noun 0.523

light

noun 0.520

light source

noun 0.518

optics

noun 0.516

lightspeed

noun 0.516

infrared radiation

noun 0.515

photosystem

noun 0.514

near infrared

noun 0.514

infrared spectroscopy

noun 0.514

shortwave

noun 0.513

fluorescence spectroscopy

noun 0.510

photon

noun 0.510

wave vector

noun 0.510

ultraviolet radiation

noun 0.509

light curve

noun 0.509

musical scale

noun 0.508

radiation

noun 0.508

light therapy

noun 0.508

light year

noun 0.507

wave

noun 0.505

radio frequency

noun 0.505

synchrotron light

noun 0.505

spectre

noun 0.504

red light

noun 0.504

wave packet

noun 0.503

wavenumber

noun 0.501