luminosity

noun 0.845

luminous intensity

noun 0.778

illuminance

noun 0.774

luminescence

noun 0.731

luminous energy

noun 0.715

brightness

noun 0.705

luminosity function

noun 0.703

radiance

noun 0.687

lum

noun 0.670

apparent brightness

noun 0.666

irradiance

noun 0.656

reflectance

noun 0.644

lightness

noun 0.639

luminosity distance

noun 0.636

radiancy

noun 0.634

intrinsic brightness

noun 0.633

illumination

noun 0.626

illuminant

noun 0.625

lumen

noun 0.624

photoluminescence

noun 0.623

luminaire

noun 0.620

luma

noun 0.620

luminophore

noun 0.602

sunlight

noun 0.600

fluorescence

noun 0.598

light

noun 0.597

lucency

noun 0.595

visible light

noun 0.593

bioluminescence

noun 0.592

lighting

noun 0.588

luminaria

noun 0.584

bright

noun 0.581

white light

noun 0.580

luminol

noun 0.578

chemiluminescence

noun 0.577

rightness

noun 0.573

visual magnitude

noun 0.573

yellow light

noun 0.572

electroluminescence

noun 0.572

incandescence

noun 0.572

light source

noun 0.571

luster

noun 0.567

illuminate

noun 0.566

reflectivity

noun 0.565

shininess

noun 0.563

luminal

noun 0.562

loudness

noun 0.560

luce

noun 0.559

lustre

noun 0.559

effulgence

noun 0.558

light pollution

noun 0.558

shine

noun 0.556

lucidity

noun 0.555

photometry

noun 0.554

phosphorescence

noun 0.554

light industry

noun 0.552

luz

noun 0.550

refulgence

noun 0.546

shining

noun 0.546

lighthouse

noun 0.545

better light

noun 0.544

lamplight

noun 0.542

brilliance

noun 0.541

glare

noun 0.541

light year

noun 0.540

daylight

noun 0.540

illumining

noun 0.539

limelight

noun 0.538

radiant

noun 0.538

candlepower

noun 0.537

intensity

noun 0.537

translucency

noun 0.535

backlight

noun 0.534

dawnlight

noun 0.532

glossiness

noun 0.531

radiosity

noun 0.531

brilliancy

noun 0.531

apparent magnitude

noun 0.529

transmittance

noun 0.527

top light

noun 0.527

fluorescent

noun 0.527

translucence

noun 0.525

glow

noun 0.525

gleaming

noun 0.523

brightener

noun 0.522

sonoluminescence

noun 0.522

lamp

noun 0.521

speed of light

noun 0.520

glowing

noun 0.519

brightening

noun 0.519

light-emitting diode

noun 0.519

flux density

noun 0.519

thermoluminescence

noun 0.519

absorbance

noun 0.517

phosphorescent

noun 0.516

coherent light

noun 0.516

light ball

noun 0.516

electric light

noun 0.515

dimness

noun 0.514

starlight

noun 0.512