preglednik(A handler that displays a lightweight, read-only preview of a file's contents without launching the application associated with the file. For example, a preview handler displays a Shell item in the Windows Explorer preview pane)
English thesaurus
previewer A handler that displays a lightweight, read-only preview of a file's contents without launching the application associated with the file. For example, a preview handler displays a Shell item in the Windows Explorer preview pane['prɪvjuːə, -ər]abbr.
