plural approximations
1
: an amount, figure, etc., that is almost correct and is not intended to be exact : an approximate amount, figure, etc.
These numbers are only approximations [=estimates] but they give us some idea of what we can afford.
This isn't an exact figure but I think it's a good/rough approximation of what the land is worth.
2
: something that is similar to something else
The color of the paint isn't the exact same color as the vase, but it's a close approximation.
—usually + of or toThe astronauts train in a room that provides an approximation of conditions in space.
There's little more than a vague approximation to the truth in their story.
Cite this Entry
“Approximation.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/approximation. Accessed 16 Jun. 2026.
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