variation

Differences in size, amount, or other features between things.

• There is little variation in price.
• The study found wide variation between schools.
• Seasonal variations in temperature affect the crops.

How to use it: variation in something (We noticed variation in the quality.); variation between things (There is considerable variation between regions.)

Similar words: difference, diversity

Opposites: uniformity

Common phrases: variation in something, regional variation

A version of something with a few differences.

• This recipe is a variation on a family favourite.
• They sell several variations of the same design.
• Her story offers an interesting variation on a familiar theme.

How to use it: a variation on something (The film is a variation on an old story.); a variation of something (This is a variation of the basic exercise.)

Similar words: version, variant

Common phrases: variation on something, variation of something

A small change in the form, position, or condition of something.

• A slight variation in pressure opened the valve.
• Repeated variations in speed made the ride uncomfortable.
• The movement allows variation in the position of the arm.

How to use it: variation in something (A variation in shape can affect how the tool works.)

Similar words: change, alteration

Common phrases: variation in something, slight variation

Repeating a musical idea while changing some of its notes, rhythm, or other features.

• The composer used variation to develop the melody.
• Each variation gives the theme a different mood.
• She played three variations on the same tune.

How to use it: a variation on a theme (The piece ends with a variation on the opening theme.)

Common phrases: theme and variation, variation on something