n. halogen, any of a number of electronegative elements which form a salt when united with metals (Chemistry)

adj. halogenous, of or pertaining to halogen

adj. halogenoid, resembling halogen (class of chemical elements); halogenous, of or pertaining to halogen

nm. halogen, any of a number of electronegative elements which form a salt when united with metals (Chemistry)

v. halogenate, combine with halogen

nm. halogen