say it: in-tur-FIR-uhns
interference is a noun meaning "a policy of intervening in the affairs of other countries". It carries 5 recorded senses.
a policy of intervening in the affairs of other countries
the act of hindering or obstructing or impeding
electrical or acoustic activity that can disturb communication
(American football) blocking a player's path with your body
“he ran interference for the quarterback”
American football
any obstruction that impedes or is burdensome
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 interference 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.