say it: SOO-chur
suture is a noun and verb meaning "an immovable joint (especially between the bones of the skull)". It carries 4 recorded senses.
an immovable joint (especially between the bones of the skull)
a seam used in surgery
thread of catgut or silk or wire used by surgeons to stitch tissues together
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 suture 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.