terrain

noun

ter·​rain tə-ˈrān 

also te-

1

a(1)

: a geographic area

(2)

: a piece of land : ground

b

: the physical features of a tract of land

2

: terrane sense 1

3

a

: a field of knowledge or interest

b

: environment, milieu

Synonyms of terrain

• area
• realm
• element
• field
• domain
• walk
• department
• sphere
• kingdom

Examples of terrain in a Sentence

We had to drive over some rough terrain.

We hiked through a variety of terrains.

Recent Examples on the Web

No beginner terrain is currently open, the ski area said. —Katie Langford, Denver Post, 9 May 2026

The search operation that involved more than 100 personnel supported by drones resumed early Saturday, focusing on a 700 square-meter (7,500 square-foot) area where clues were found during earlier searches, despite hazardous terrain and continuing eruptions, according to Ramdani. —ABC News, 9 May 2026

The search operation, involving more than 100 personnel supported by drones, resumed early Saturday, focusing on a 7,500-square-foot area where clues were found during earlier searches, despite hazardous terrain and continuing eruptions, according to Ramdani. —Los Angeles Times, 9 May 2026

Such terrain seems impossible to conquer. —Brian Steinberg, Variety, 9 May 2026

Word History

Etymology

French, land, ground, from Old French terrein, from Vulgar Latin *terranum, alteration of Latin terrenum, from neuter of terrenus of earth — more at terrene

First Known Use

1766, in the meaning defined at sense 1a(1)

Phrases Containing terrain

• all-terrain vehicle

Rhymes for terrain

• abstain
• airplane
• alkane
• arcane
• arraign
• attain
• backplane
• betaine
• biplane
• blockchain
• butane
• campaign

Kids Definition

terrain

noun

ter·​rain tə-ˈrān 

also te-

: the surface features of an area of land

rough terrain