gray

1 of 4

adjective

ˈgrā 

variants or less commonly grey

1

a

: of the color gray

b

: tending toward gray

blue-gray eyes

c

: dull in color

2

: having the hair gray : hoary

3

: clothed in gray

4

a

: lacking cheer or brightness in mood, outlook, style, or flavor

also : dismal, gloomy

a gray day

b

: prosaically ordinary : dull, uninteresting

the boring, gray dullness of government

—P. J. O'Rourke

5

: having an intermediate and often vaguely defined position, condition, or character

an ethically gray area

grayly adverb

grayness noun

gray

2 of 4

noun (1)

variants or less commonly grey

1

: any of a series of neutral colors ranging between black and white

2

: something (such as an animal, garment, cloth, or spot) of a gray color

3

a

: a soldier in the Confederate army during the American Civil War

b

often capitalized : the Confederate army

gray

3 of 4

verb

variants or less commonly grey

grayed also greyed; graying also greying; grays also greys

intransitive verb

1

: to become gray

2

: age

also : to contain an increasing percentage of older people

The town's population has grayed over the last two decades.

transitive verb

: to make gray

gray

4 of 4

noun (2)

: the mks unit of absorbed dose of ionizing radiation equal to an energy of one joule per kilogram of irradiated material

—abbreviation Gy

Synonyms

Adjective

• silver
• white
• grayish
• faded
• silvery
• slaty
• slate

Examples of gray in a Sentence

Adjective

What will you do when you are old and gray?

My friends have all gone gray.

It was a gray winter day.

the gray faces of the people in the crowd

Recent Examples on the Web

Adjective

The play kitchen is primarily black and light gray with wood-like countertops and measures about 44 inches (length) x 13 ¾ inches (width) x 43 inches (height). —Chad Murphy, The Enquirer, 5 Aug. 2025

Elsewhere, mountainsides are terraced like gigantic stairs by the harvesting of stone, a ceiling vent sits above a bulldozer at the top of an industrial hill like a halo, and a machine 3-D-prints out shapes with cement as though creating decorations with gray icing for an immense cake. —Alison Willmore, Vulture, 1 Aug. 2025

Noun

According to designer Jenna Gross, millennial gray has actually paved the way for chartreuse to become a popular color again. —Tessa Cooper, Southern Living, 6 Aug. 2025

The gray predicted by the other leaker is missing from Dickson’s collection, instead showing black, white, dark blue and the surprise color: orange. —David Phelan, Forbes.com, 31 July 2025

Verb

On their podcast, the couple discussed Julie being photographed in Nashville with her brunette hair and graying roots after being released. —Catherine Santino, People.com, 31 July 2025

The graying pup stood in a cage in a peaceful side office inside the Brooklyn location — VIP treatment considering hundreds of other dogs at the shelter were in tight quarters that were never intended to be overflowing. —Evie Steele, NBC news, 28 July 2025

Word History

Etymology

Adjective, Noun (1), and Verb

Middle English, from Old English grǣg; akin to Old High German grīs, grāo gray

Noun (2)

Louis H. Gray †1965 British radiobiologist

First Known Use

Adjective

before the 12th century, in the meaning defined at sense 1a

Noun (1)

before the 12th century, in the meaning defined at sense 2

Verb

14th century, in the meaning defined at transitive sense

Noun (2)

1975, in the meaning defined above

Phrases Containing gray

• African gray
• gray area
• gray birch
• gray eminence
• gray fox
• gray literature
• gray market
• gray matter
• gray out
• gray rabbitbrush
• gray rat snake
• gray scale
• gray squirrel
• gray water
• gray whale
• gray wolf
• iron gray
• pearl gray
• slate gray

Rhymes for gray

• ay
• bay
• bey
• brae
• cay
• chez
• dey
• dray
• fay
• fey
• flay
• fray

Kids Definition

gray

1 of 2 adjective

variants also grey

ˈgrā

1

: of the color gray

also : dull in color

2

: having gray hair

3

: lacking cheer or brightness : dismal

a gray day

grayness noun

gray

2 of 2 noun

variants also grey

1

: one of the series of neutral colors ranging between black and white

2

: something gray

gray verb

grayish

ˈgrā-ish

adjective

Medical Definition

gray

1 of 2 noun

variants or chiefly British grey

ˈgrā 

: any of a series of neutral colors ranging between black and white

gray adjective

or chiefly British grey

gray

2 of 2 noun

ˈgrā 

: the mks unit of absorbed dose of ionizing radiation equal to an energy of one joule per kilogram of irradiated material

—abbreviation Gy

Biographical Definition

Gray 1 of 2

biographical name (1)

ˈgrā 

Asa 1810–1888 American botanist

Gray

2 of 2

biographical name (2)

Thomas 1716–1771 English poet