say it: bi-HED-ing
beheading is a noun meaning "execution by cutting off the victim's head". It carries 2 recorded senses.
execution by cutting off the victim's head
killing by cutting off the head
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 beheading 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.