say it: ek-oh-loh-KAY-shuhn
echolocation is a noun meaning "determining the location of something by measuring the time it takes for an echo to return from it". It is pronounced /ˌɛkoʊloʊˈkeɪʃən/ — ek-oh-loh-KAY-shuhn. It carries one recorded sense.
determining the location of something by measuring the time it takes for an echo to return from it
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for echolocation come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.