say it: in-tur-LAHK
interlock is a verb and noun meaning "coordinate in such a way that all parts work together effectively". It carries 5 recorded senses.
a device that prevents an automotive engine from starting
“car theives know how to bypass the ignition interlock”
the act of interlocking or meshing
“an interlocking of arms by the police held the crowd in check”
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 interlock 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.