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

shell \shell\, n. oe. shelle, schelle, as. scell, scyll; akin
   to d. shel, icel. skel, goth. skalja a tile, and e. skill.
   cf. scale of fishes, shale, skill.
   1. a hard outside covering, as of a fruit or an animal.
      specifically:
      a the covering, or outside part, of a nut; as, a
          hazelnut shell.
      b a pod.
      c the hard covering of an egg.
          1913 webster

                think him as a serpent's egg, . . .
                and kill him in the shell.        --shak.
          1913 webster
      d zool. the hard calcareous or chitinous external
          covering of mollusks, crustaceans, and some other
          invertebrates. in some mollusks, as the cuttlefishes,
          it is internal, or concealed by the mantle. also, the
          hard covering of some vertebrates, as the armadillo,
          the tortoise, and the like.
      e zool. hence, by extension, any mollusks having such
          a covering.
          1913 webster

   2. mil. a hollow projectile, of various shapes, adapted for
      a mortar or a cannon, and containing an explosive
      substance, ignited with a fuse or by percussion, by means
      of which the projectile is burst and its fragments
      scattered. see bomb.
      1913 webster

   3. the case which holds the powder, or charge of powder and
      shot, used with breechloading small arms.
      1913 webster

   4. any slight hollow structure; a framework, or exterior
      structure, regarded as not complete or filled in; as, the
      shell of a house.
      1913 webster

   5. a coarse kind of coffin; also, a thin interior coffin
      inclosed in a more substantial one. --knight.
      1913 webster

   6. an instrument of music, as a lyre, -- the first lyre
      having been made, it is said, by drawing strings over a
      tortoise shell.
      1913 webster

            when jubal struck the chorded shell.  --dryden.
      1913 webster

   7. an engraved copper roller used in print works.
      1913 webster

   8. pl. the husks of cacao seeds, a decoction of which is
      often used as a substitute for chocolate, cocoa, etc.
      1913 webster

   9. naut. the outer frame or case of a block within which
      the sheaves revolve.
      1913 webster

   10. a light boat the frame of which is covered with thin wood
       or with paper; as, a racing shell.
       1913 webster

   11. something similar in form or action to an ordnance shell;
       specif.:
       a fireworks a case or cartridge containing a charge
           of explosive material, which bursts after having been
           thrown high into the air. it is often elevated
           through the agency of a larger firework in which it
           is contained.
       b oil wells a torpedo.
           webster 1913 suppl.

   12. a concave rough cast-iron tool in which a convex lens is
       ground to shape.
       webster 1913 suppl.

   13. a gouge bit or shell bit.
       webster 1913 suppl.

   message shell, a bombshell inside of which papers may be
      put, in order to convey messages.

   shell bit, a tool shaped like a gouge, used with a brace in
      boring wood. see bit, n., 3.

   shell button.
       a a button made of shell.
       b a hollow button made of two pieces, as of metal, one
           for the front and the other for the back, -- often
           covered with cloth, silk, etc.

   shell cameo, a cameo cut in shell instead of stone.

   shell flower. bot. same as turtlehead.

   shell gland. zool.
       a a glandular organ in which the rudimentary shell is
           formed in embryonic mollusks.
       b a glandular organ which secretes the eggshells of
           various worms, crustacea, mollusks, etc.

   shell gun, a cannon suitable for throwing shells.

   shell ibis zool., the openbill of india.

   shell jacket, an undress military jacket.

   shell lime, lime made by burning the shells of shellfish.
      

   shell marl min., a kind of marl characterized by an
      abundance of shells, or fragments of shells.

   shell meat, food consisting of shellfish, or testaceous
      mollusks. --fuller.

   shell mound. see under mound.

   shell of a boiler, the exterior of a steam boiler, forming
      a case to contain the water and steam, often inclosing
      also flues and the furnace; the barrel of a cylindrical,
      or locomotive, boiler.

   shell road, a road of which the surface or bed is made of
      shells, as oyster shells.

   shell sand, minute fragments of shells constituting a
      considerable part of the seabeach in some places.
      1913 webster
see also:
scale shale skill bomb message shell shell bit 
bit shell button shell cameo shell flower turtlehead 
shell gland shell gun shell ibis shell jacket shell lime 
shell marl shell meat shell mound mound shell of a boiler 
shell road shell sand 

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

mound \mound\, n. oe. mound, mund, protection, as. mund
   protection, hand; akin to ohg. munt, icel. mund hand, and
   prob. to l. manus. see manual.
   an artificial hill or elevation of earth; a raised bank; an
   embarkment thrown up for defense; a bulwark; a rampart; also,
   a natural elevation appearing as if thrown up artificially; a
   regular and isolated hill, hillock, or knoll.
   1913 webster

         to thrid the thickets or to leap the mounds. --dryden.
   1913 webster

   mound bird. zool. see moundbird in the vocabulary.

   mound builders ethnol., the tribe, or tribes, of north
      american aborigines who built, in former times, extensive
      mounds of earth, esp. in the valleys of the mississippi
      and ohio rivers. formerly they were supposed to have
      preceded the indians, but later investigations go to show
      that they were, in general, identical with the tribes that
      occupied the country when discovered by europeans.

   mound maker zool., any one of the megapodes. see also
      moundbird in the vocabulary.

   shell mound, a mound of refuse shells, collected by
      aborigines who subsisted largely on shellfish. see
      midden, and kitchen middens.
      1913 webster
see also:
manual mound bird moundbird mound builders mound maker megapodes 
shell mound midden kitchen middens 

Shell >> S Words
Shell, definition of term: Shell
shell_pag1.html

Mound >> M Words
Mound, definition of term: Mound
mound_pag1.html

Shell Corporati >> S Words
Shell Corporati, definition of term: Shell Corporati
shell+corporati_pag1.html

Shell Out >> S Words
Shell Out, definition of term: Shell Out
shell+out_pag1.html

Shell Script >> S Words
Shell Script, definition of term: Shell Script
shell+script_pag1.html

Mound Builders >> M Words
Mound Builders, definition of term: Mound Builders
mound+builders_pag1.html

Mound Builder >> M Words
Mound Builder, definition of term: Mound Builder
mound+builder_pag1.html

Flower Mound >> F Words
Flower Mound, definition of term: Flower Mound
flower+mound_pag1.html

C Shell >> C Words
C Shell, definition of term: C Shell
c+shell_pag1.html

Secure Shell >> S Words
Secure Shell, definition of term: Secure Shell
secure+shell_pag1.html