Narrowing may refer to: Narrowing (computer science), a type of algorithm for solving equations between symbolic expressions Narrowing of algebraic value sets, a method for the elimination of values from a solution set which are inconsistent with the equations being solved Narrowing (historical linguistics), a type of semantic change Collisional narrowing of a spectral line due to collisions of the emitting species Motional narrowing of a resonant frequency due to the inhomogeneity of the system averaging out over time Perceptual narrowing, a process in brain development Q-based narrowing, a concept in pragmatics Stenosis, the narrowing of a blood vessel or other tubular organ

See also Narrow (disambiguation)