say it: pri-LIM
prelim is a noun meaning "a minor match preceding the main event". It carries 2 recorded senses.
a minor match preceding the main event
an examination taken by graduate students to determine their fitness to continue
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 prelim 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.