(uncountable) the condition of being illuminated / (uncountable) the relative whiteness or transparency of a colour / (countable) The product of being illuminated.

The state of having little (or less) weight, or little force. / Agility of movement. / Freedom from worry. / Levity, frivolity; inconsistency.

plural of lightness

simple past tense and past participle of light

Filled with light; illuminated.

(physics, uncountable) Visible electromagnetic radiation. The human eye can typically detect radiation (light) in the wavelength range of about 400 to 750 nanometers. Nearby shorter and longer wavelength ranges, although not visible, are commonly called ultraviolet and infrared light.

(transitive) To start (a fire). / (transitive) To set fire to; to set burning. / (transitive) To illuminate; to provide light for when it is dark. / (intransitive) To become ignited; to take fire.

Having light; bright; clear; not dark or obscure. / Pale or whitish in color; highly luminous and more or less deficient in chroma. / (of coffee) Served with extra milk or cream.

Having little or relatively little actual weight; not cumbrous or unwieldy. / Having little weight as compared with bulk; of little density or specific gravity.

Carrying little.