say it: TUR-nur-ownd
turnaround is a noun meaning "time need to prepare a vessel or ship for a return trip". It carries 5 recorded senses.
time need to prepare a vessel or ship for a return trip
a decision to reverse an earlier decision
act or process of unloading and loading and servicing a vessel or aircraft for a return trip
turning in the opposite direction
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 turnaround 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.