overapproximate

== English == === Alternative forms === over-approximate === Etymology === From over- +‎ approximate. === Verb === overapproximate (third-person singular simple present overapproximates, present participle overapproximating, simple past and past participle overapproximated) (transitive) To form an overapproximation of. Synonyms: overreckon, overstate; see also Thesaurus:overestimate Antonyms: underapproximate; see also Thesaurus:underestimate