Variation
Definition 1 of 4
Pro Tip 1/2
Range of Change
Understand 'variation' indicates the extent of change within certain limits, not just any change. The yearly variation in rainfall affects the crop yield.
Pro Tip 2/2
Not Always Visible
'Variation' can refer to changes that are not immediately obvious or visible. There's a variation in the quality of these products even though they look the same.