- estimate, estimation, approximation, idea - an approximate calculation of quantity or degree or worth; "an estimate of what it would cost"; "a rough idea how long it would take"
--1 is a kind of calculation, computation, figuring, reckoning
--1 has particulars:guess, guesswork, guessing, shot, dead reckoning; guesstimate, guestimate; overestimate, overestimation, overrating, overreckoning; underestimate, underestimation, underrating, underreckoning - approximation - the quality of coming near to identity (especially close in quantity)
--2 is a kind of similarity
- approximation - an imprecise or incomplete account; "newspapers gave only an approximation of the actual events"
--3 is a kind of version
- approximation, bringing close together - the act of bringing near or bringing together especially the cut edges of tissue
--4 is a kind of joining, connection, connexion
- approximation - an imprecise or incomplete account; "newspapers gave only an approximation of the actual events"