Initialism of Australian Association of Better Hearing.

The wood blewit (Clitocybe nuda) / The field blewit or blue-leg (Clitocybe saeva)

(graph theory) A cut that requires the source and the sink to be in different subsets, and its cut-set only consisting of edges going from the source's side to the sink's side.

(physics) The spreading of an electric charge to areas removed from its originating atom or ion.