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

moth \moth\ mo^th, n.
   a mote. obs. --shak.
   1913 webster

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

moth \moth\, n.; pl. moths mo^thz. oe. mothe, as.
   moethethe; akin to d. mot, g. motte, icel. motti, and
   prob. to e. mad an earthworm. cf. mad, n., mawk.
   1. zool. any nocturnal lepidopterous insect, or any not
      included among the butterflies; as, the luna moth; io
      moth; hawk moth.
      1913 webster

   2. zool. any lepidopterous insect that feeds upon garments,
      grain, etc.; as, the clothes moth; grain moth; bee moth.
      see these terms under clothes, grain, etc.
      1913 webster

   3. zool. any one of various other insects that destroy
      woolen and fur goods, etc., esp. the larvae of several
      species of beetles of the genera dermestes and
      anthrenus. carpet moths are often the larvae of
      anthrenus. see carpet beetle, under carpet,
      dermestes, anthrenus.
      1913 webster

   4. anything which gradually and silently eats, consumes, or
      wastes any other thing.
      1913 webster

   moth blight zool., any plant louse of the genus
      aleurodes, and related genera. they are injurious to
      various plants.

   moth gnat zool., a dipterous insect of the genus
      bychoda, having fringed wings.

   moth hunter zool., the goatsucker.

   moth miller zool., a clothes moth. see miller, 3,
      a .

   moth mullein bot., a common herb of the genus verbascum
      verbascum blattaria, having large wheel-shaped yellow
      or whitish flowers.
      1913 webster
see also:
moths mad mawk clothes grain dermestes 
anthrenus carpet beetle carpet moth blight aleurodes 
moth gnat bychoda moth hunter moth miller miller 
moth mullein verbascum verbascum blattaria 

[3] : WordNet (r) 2.0

moth
     n : typically crepuscular or nocturnal insect having a stout
         body and feathery or hairlike antennae

[4] : Easton's 1897 Bible Dictionary

moth
   heb. 'ash, from a root meaning "to fall away," as moth-eaten
   garments fall to pieces job 4:19; 13:28; isa. 50:9; 51:8; hos.
   5:12.
   
     gr. ses, thus rendered in matt. 6:19, 20; luke 12:33. allusion
   is thus made to the destruction of clothing by the larvae of the
   clothes-moth. this is the only lepidopterous insect referred to
   in scripture.
   

Moth >> M Words
Moth, definition of term: Moth
moth_pag1.html

Imperial Moth >> I Words
Imperial Moth, definition of term: Imperial Moth
imperial+moth_pag1.html

Gypsy Moth >> G Words
Gypsy Moth, definition of term: Gypsy Moth
gypsy+moth_pag1.html

Geometrid Moth >> G Words
Geometrid Moth, definition of term: Geometrid Moth
geometrid+moth_pag1.html