Source : Webster's Revised Unabridged Dictionary (1913)

Warbler \War"bler\, n.
   1. One who, or that which, warbles; a singer; a songster; --
      applied chiefly to birds.

            In lulling strains the feathered warblers woo.
                                                  --Tickell.

   2. (Zo["o]l.) Any one of numerous species of small Old World
      singing birds belonging to the family {Sylviid[ae]}, many
      of which are noted songsters. The bluethroat, blackcap,
      reed warbler (see under {Reed}), and sedge warbler (see
      under {Sedge}) are well-known species.

   3. (Zo["o]l.) Any one of numerous species of small, often
      bright colored, American singing birds of the family or
      subfamily {Mniotiltid[ae]}, or {Sylvicolin[ae]}. They are
      allied to the Old World warblers, but most of them are not
      particularly musical.

   Note: The American warblers are often divided, according to
         their habits, into bush warblers, creeping warblers,
         fly-catching warblers, ground warblers, wood warblers,
         wormeating warblers, etc.

   {Bush warbler} (Zo["o]l.) any American warbler of the genus
      {Opornis}, as the Connecticut warbler ({O. agilis}).

   {Creeping warbler} (Zo["o]l.), any one of several species of
      very small American warblers belonging to {Parula},
      {Mniotilta}, and allied genera, as the blue yellow-backed
      warbler ({Parula Americana}), and the black-and-white
      creeper ({Mniotilta varia}).

   {Fly-catching warbler} (Zo["o]l.), any one of several species
      of warblers belonging to {Setophaga}, {Sylvania}, and
      allied genera having the bill hooked and notched at the
      tip, with strong rictal bristles at the base, as the
      hooded warbler ({Sylvania mitrata}), the black-capped
      warbler ({S. pusilla}), the Canadian warbler ({S.
      Canadensis}), and the American redstart (see {Redstart}).
      

   {Ground warbler} (Zo["o]l.), any American warbler of the
      genus {Geothlypis}, as the mourning ground warbler ({G.
      Philadelphia}), and the Maryland yellowthroat (see
      {Yellowthroat}).

   {Wood warbler} (Zo["o]l.), any one of numerous American
      warblers of the genus {Dendroica}. Among the most common
      wood warblers in the Eastern States are the yellowbird, or
      yellow warbler (see under {Yellow}), the black-throated
      green warbler ({Dendroica virens}), the yellow-rumped
      warbler ({D. coronata}), the blackpoll ({D. striata}), the
      bay-breasted warbler ({D. castanea}), the chestnut-sided
      warbler ({D. Pennsylvanica}), the Cape May warbler ({D.
      tigrina}), the prairie warbler (see under {Prairie}), and
      the pine warbler ({D. pinus}). See also {Magnolia
      warbler}, under {Magnolia}, and {Blackburnian warbler}.