noun an occurrence that involves the production of a union.
— synonyms: merger, unification
noun the state of being combined into one body.
— synonyms: coalition
noun the merging of adjacent sounds or syllables or words.
noun a nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy.
— synonyms: nuclear_fusion, nuclear_fusion_reaction
noun the combining of images from the two eyes to form a single visual percept.
— synonyms: optical_fusion
noun correction of an unstable part of the spine by joining two or more vertebrae.
— synonyms: spinal_fusion