crude

1 of 2

adjective

ˈkrüd 

cruder; crudest

1

: marked by the primitive, gross, or elemental or by uncultivated simplicity or vulgarity

a crude stereotype

crude tools

crude jokes

2

: existing in a natural state and unaltered by cooking or processing

crude oil

crude ore

3

: rough or inexpert in plan or execution

a crude shelter

4

: lacking a covering, glossing, or concealing element : obvious

crude facts

5

: tabulated without being broken down into classes

the crude death rate

6

archaic : unripe, immature

crudely adverb

crudeness noun

crude

2 of 2

noun

: a substance in its natural unprocessed state

especially : unrefined petroleum

Synonyms

Adjective

• native
• natural
• raw
• rude
• undressed
• unprocessed
• unrefined
• untreated

Choose the Right Synonym for crude

rude, rough, crude, raw mean lacking in social refinement.

rude implies ignorance of or indifference to good form; it may suggest intentional discourtesy.

rude behavior

rough is likely to stress lack of polish and gentleness.

rough manners

crude may apply to thought or behavior limited to the gross, the obvious, or the primitive.

a crude joke

raw suggests being untested, inexperienced, or unfinished.

turning raw youths into polished performers

Examples of crude in a Sentence

Adjective

They built a crude shelter out of branches.

a crude summary of the country's history

She first described the procedure in crude terms, and then went into more detail.

Recent Examples on the Web

Adjective

Suncor operates the only refinery in Colorado, processing about 98,000 barrels of crude oil per day. —Noelle Phillips, The Denver Post, 13 Mar. 2025

The measures included a ban on seaborne Russian crude oil exports and a price cap of $60 per barrel on Russian oil. —Raja Krishnamoorthi, Newsweek, 13 Mar. 2025

Noun

Recommended Safety As Trump proves unreliable, Europe rushes to firm up defenses on its own Saudi oil also gives the crown prince sway over the global supply of crude and its price. —Ned Temko, The Christian Science Monitor, 13 Mar. 2025

Canada ships about 4 million barrels of crude to the U.S. per day via pipeline, mainly to Midwest refineries. —David Lawder and Andrea Shalal, USA TODAY, 12 Mar. 2025

Word History

Etymology

Adjective and Noun

Middle English, from Latin crudus raw, crude, undigested — more at raw

First Known Use

Adjective

14th century, in the meaning defined at sense 2

Noun

circa 1904, in the meaning defined above

Phrases Containing crude

• crude death rate

Rhymes for crude

• blued
• booed
• brewed
• brood
• chewed
• cooed
• cued
• dude
• feud
• food
• glued
• gude

Kids Definition

crude

1 of 2 adjective

ˈkrüd 

cruder; crudest

1

: being in a natural state and not changed by cooking or refining : raw

crude oil

2

: not having or showing good manners : vulgar

3

: planned or done in a rough or unskilled way

a crude drawing

crudely adverb

crudeness noun

crude

2 of 2 noun

: crude oil