say it: AY-pee-see
apc is a noun meaning "(military) an armored vehicle (usually equipped with caterpillar treads) that is used to transport infantry". It carries 2 recorded senses.
(military) an armored vehicle (usually equipped with caterpillar treads) that is used to transport infantry
military
a drug combination found in some over-the-counter headache remedies (aspirin and phenacetin and caffeine)
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 apc 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.