Rainbow

/ˈreɪnboʊ/

Meaning & Definition

noun

A meteorological phenomenon that is caused by reflection, refraction, and dispersion of light in water droplets resulting in a spectrum of light appearing in the sky.

After the rain, we saw a stunning rainbow arching across the sky.

A curved shape formed by the spectrum of light appearing in the sky, typically with red on the outer part and violet on the inner part.

The colorful rainbow was a beautiful sight after the storm passed.

A symbol of hope, promise, or beauty, often associated with peace and diversity.

The rainbow flag is a symbol of pride and acceptance in the LGBTQ+ community.

Etymology

Middle English 'reinbowe', from Old English 'regnboga', meaning 'rain' + 'boga' meaning 'arch'.

Common Phrases and Expressions

chasing rainbows

Pursuing unrealistic goals or dreams.

beyond the rainbow

Referring to a place of beauty and happiness, often associated with the afterlife.

a pot of gold at the end of the rainbow

Refers to a reward or fortune that is elusive and difficult to attain.

Related Words

spectrum

A band of colors produced by separation of the components of light by their different degrees of refraction.

prism

A transparent optical element that refracts light and can create a rainbow effect.

Slang Meanings

Used to describe something that is colorful or vibrant.

Her dress was so rainbow!

Referring to someone who is openly LGBTQ+.

He's very rainbow in his personality.