[1] : The Collaborative International Dictionary of English v.0.48

nettle \net"tle\, n. as. netele; akin to d. netel, g. nessel,
   ohg. nezz"ila, nazza, dan. nelde, naumlde, sw.
   naumssla; cf, lith. notere. bot.
   a plant of the genus urtica, covered with minute sharp
   hairs containing a poison that produces a stinging sensation.
   urtica gracilis is common in the northern, and urtica
   chamaedryoides in the southern, united states. the common
   european species, urtica urens and urtica dioica, are
   also found in the eastern united states. urtica pilulifera
   is the roman nettle of england.
   1913 webster

   note: the term nettle has been given to many plants related
         to, or to some way resembling, the true nettle; as:

   australian nettle, a stinging tree or shrub of the genus
      laportea as laportea gigas and laportea moroides;
      -- also called nettle tree.

   bee nettle, hemp nettle, a species of galeopsis. see
      under hemp.

   blind nettle, dead nettle, a harmless species of
      lamium.

   false nettle baehmeria cylindrica, a plant common in
      the united states, and related to the true nettles.

   hedge nettle, a species of stachys. see under hedge.

   horse nettle solanum carolinense. see under horse.

   nettle tree.
   a same as hackberry.
   b see australian nettle above.

   spurge nettle, a stinging american herb of the spurge
      family jatropha urens.

   wood nettle, a plant laportea canadensis which stings
      severely, and is related to the true nettles.
      1913 webster

   nettle cloth, a kind of thick cotton stuff, japanned, and
      used as a substitute for leather for various purposes.

   nettle rash med., an eruptive disease resembling the
      effects of whipping with nettles.

   sea nettle zool., a medusa.
      1913 webster
see also:
urtica urtica gracilis urtica chamaedryoides urtica urens urtica dioica urtica pilulifera 
australian nettle laportea laportea gigas laportea moroides nettle tree 
bee nettle hemp nettle galeopsis hemp blind nettle 
dead nettle lamium false nettle baehmeria cylindrica hedge nettle 
stachys hedge horse nettle solanum carolinense horse 
hackberry spurge nettle jatropha urens wood nettle laportea canadensis 
nettle cloth nettle rash sea nettle 

[2] : The Collaborative International Dictionary of English v.0.48

hedge \hedge\, n. oe. hegge, as. hecg; akin to haga an
   inclosure, e. haw, as. hege hedge, e. haybote, d. hegge, ohg.
   hegga, g. hecke. root12. see haw a hedge.
   a thicket of bushes, usually thorn bushes; especially, such a
   thicket planted as a fence between any two portions of land;
   and also any sort of shrubbery, as evergreens, planted in a
   line or as a fence; particularly, such a thicket planted
   round a field to fence it, or in rows to separate the parts
   of a garden.
   1913 webster

         the roughest berry on the rudest hedge.  --shak.
   1913 webster

         through the verdant maze
         of sweetbrier hedges i pursue my walk.   --thomson.
   1913 webster

   note: hedge, when used adjectively or in composition, often
         means rustic, outlandish, illiterate, poor, or mean;
         as, hedge priest; hedgeborn, etc.
         1913 webster

   hedge bells, hedge bindweed bot., a climbing plant
      related to the morning-glory convolvulus sepium.

   hedge bill, a long-handled billhook.

   hedge garlic bot., a plant of the genus alliaria. see
      garlic mustard, under garlic.

   hedge hyssop bot., a bitter herb of the genus gratiola,
      the leaves of which are emetic and purgative.

   hedge marriage, a secret or clandestine marriage,
      especially one performed by a hedge priest. eng.

   hedge mustard bot., a plant of the genus sisymbrium,
      belonging to the mustard family.

   hedge nettle bot., an herb, or under shrub, of the genus
      stachys, belonging to the mint family. it has a
      nettlelike appearance, though quite harmless.

   hedge note.
   a the note of a hedge bird.
   b low, contemptible writing. obs. --dryden.

   hedge priest, a poor, illiterate priest. --shak.

   hedge school, an open-air school in the shelter of a hedge,
      in ireland; a school for rustics.

   hedge sparrow zool., a european warbler accentor
      modularis which frequents hedges. its color is reddish
      brown, and ash; the wing coverts are tipped with white.
      called also chanter, hedge warbler, dunnock, and
      doney.

   hedge writer, an insignificant writer, or a writer of low,
      scurrilous stuff. obs. --swift.

   to breast up a hedge. see under breast.

   to hang in the hedge, to be at a standstill. "while the
      business of money hangs in the hedge." --pepys.
      1913 webster
see also:
haw hedge bells hedge bindweed convolvulus sepium hedge bill hedge garlic 
alliaria garlic mustard garlic hedge hyssop gratiola 
hedge marriage hedge mustard sisymbrium hedge nettle stachys 
hedge note hedge priest hedge school hedge sparrow accentor modularis 
chanter hedge warbler dunnock doney hedge writer 
to breast up a hedge breast to hang in the hedge 

[3] : WordNet (r) 2.0

hedge nettle
     n 1: perennial herb with an odorless rhizome widespread in moist
          places in northern hemisphere syn: stachys palustris
     2: foul-smelling perennial eurasiatic herb with a green
        creeping rhizome syn: dead nettle, stachys sylvatica
see also:
stachys palustris dead nettle stachys sylvatica 

Hedge >> H Words
Hedge, definition of term: Hedge
hedge_pag1.html

Nettle >> N Words
Nettle, definition of term: Nettle
nettle_pag1.html

Hedge Fund >> H Words
Hedge Fund, definition of term: Hedge Fund
hedge+fund_pag1.html

Sea Nettle >> S Words
Sea Nettle, definition of term: Sea Nettle
sea+nettle_pag1.html