Noun browser has 2 senses
  1. browser - a viewer who looks around casually without seeking anything in particular
    --1 is a kind of
    spectator, witness, viewer, watcher, looker
    Derived forms: verb browse1, verb browse3
  2. browser, web browser - a program used to view HTML documents
    --2 is a kind of application, application program, applications programme
    --2 has particulars: Mosaic; Netscape
    Derived form: verb browse3