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1

rainbow

play
noun rain·bow \-ˌbō\

Simple Definition of rainbow

  • : a curved line of different colors that sometimes appears in the sky when the sun shines through rain

Source: Merriam-Webster's Learner's Dictionary

Full Definition of rainbow

  1. 1 :  an arc or circle that exhibits in concentric bands the colors of the spectrum and that is formed opposite the sun by the refraction and reflection of the sun's rays in raindrops, spray, or mist

  2. 2 a :  a multicolored array b :  a wide assortment or range <a rainbow of flavors>

  3. 3 [from the impossibility of reaching the rainbow, at whose foot a pot of gold is said to be buried] :  an illusory goal or hope

  4. 4 :  rainbow trout

rainbowlike

adjective

Before 12th Century

First Known Use of rainbow

before 12th century

Other Climate/Meteorology Terms


2

rainbow

adjective rain·bow

Simple Definition of rainbow

  • : of, relating to, or including people of different races, cultures, etc.

Source: Merriam-Webster's Learner's Dictionary

Full Definition of rainbow

  1. 1 :  having many colors

  2. 2 :  of, relating to, or being people of different races or cultural backgrounds <a rainbow coalition>

Examples of rainbow in a sentence

  1. <the rainbow costumes worn by mummers at Mardi Gras>



1652

First Known Use of rainbow

1652


RAINBOW Defined for Kids

rainbow

play
noun rain·bow \ˈrān-ˌbō\

Definition of rainbow for Students

  1. :  an arc of colors that appears in the sky opposite the sun and is caused by the sun shining through rain, mist, or spray




Medical Dictionary

rainbow

play
noun rain·bow \ˈrān-ˌbō\

Medical Definition of rainbow

  1. slang :  a combination of the sodium derivatives of amobarbital and secobarbital in a blue and red capsule





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