approximation

noun

1. a guess or estimate: Ninety-three million miles is an approximation of the distance of the earth from the sun.
2. nearness in space, position, degree, or relation; proximity; closeness.
3. Mathematics, Physics. a result that is not necessarily exact, but is within the limits of accuracy required for a given purpose.

noun

1. the process or result of making a rough calculation, estimate, or guesshe based his conclusion on his own approximation of the fuel consumption
2. an imprecise or unreliable record or versionan approximation of what really happened
3. maths an inexact number, relationship, or theory that is sufficiently accurate for a specific purpose
4. maths
   1. an estimate of the value of some quantity to a desired degree of accuracy
   2. an expression in simpler terms than a given expression which approximates to it

n.

1. Bringing tissue edges into desired apposition for suturing.