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3 definitions found
 for Pond snail
From The Collaborative International Dictionary of English v.0.48 :

  Snail \Snail\ (sn[=a]l), n. [OE. snaile, AS. sn[ae]gel, snegel,
     sn[ae]gl; akin to G. schnecke, OHG. snecko, Dan. snegl, Icel.
     snigill.]
     1. (Zool.)
        (a) Any one of numerous species of terrestrial
            air-breathing gastropods belonging to the genus Helix
            and many allied genera of the family Helicidae. They
            are abundant in nearly all parts of the world except
            the arctic regions, and feed almost entirely on
            vegetation; a land snail.
        (b) Any gastropod having a general resemblance to the true
            snails, including fresh-water and marine species. See
            Pond snail, under Pond, and Sea snail.
            [1913 Webster]
  
     2. Hence, a drone; a slow-moving person or thing.
        [1913 Webster]
  
     3. (Mech.) A spiral cam, or a flat piece of metal of spirally
        curved outline, used for giving motion to, or changing the
        position of, another part, as the hammer tail of a
        striking clock.
        [1913 Webster]
  
     4. A tortoise; in ancient warfare, a movable roof or shed to
        protect besiegers; a testudo. [Obs.]
        [1913 Webster]
  
              They had also all manner of gynes [engines] . . .
              that needful is [in] taking or sieging of castle or
              of city, as snails, that was naught else but hollow
              pavises and targets, under the which men, when they
              fought, were heled [protected], . . . as the snail
              is in his house; therefore they cleped them snails.
                                                    --Vegetius
                                                    (Trans.).
        [1913 Webster]
  
     5. (Bot.) The pod of the sanil clover.
        [1913 Webster]
  
     Ear snail, Edible snail, Pond snail, etc. See under
        Ear, Edible, etc.
  
     Snail borer (Zool.), a boring univalve mollusk; a drill.
  
     Snail clover (Bot.), a cloverlike plant ({Medicago
        scuttellata, also, Medicago Helix); -- so named from
        its pods, which resemble the shells of snails; -- called
        also snail trefoil, snail medic, and beehive.
  
     Snail flower (Bot.), a leguminous plant ({Phaseolus
        Caracalla) having the keel of the carolla spirally coiled
        like a snail shell.
  
     Snail shell (Zool.), the shell of snail.
  
     Snail trefoil. (Bot.) See Snail clover, above.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Pond \Pond\, n. [Probably originally, an inclosed body of water,
     and the same word as pound. See Pound an inclosure.]
     A body of water, naturally or artificially confined, and
     usually of less extent than a lake. "Through pond or pool."
     --Milton.
     [1913 Webster]
  
     Pond hen (Zool.), the American coot. See Coot
     (a) .
  
     Pond lily (Bot.), the water lily. See under Water, and
        Illust. under Nymph[ae]a.
  
     Pond snail (Zool.), any gastropod living in fresh-water
        ponds or lakes. The most common kinds are air-breathing
        snails (Pulmonifera) belonging to Limn[ae]a, Physa,
        Planorbis, and allied genera. The operculated species are
        pectinibranchs, belonging to Melantho, Valvata, and
        various other genera.
  
     Pond spice (Bot.), an American shrub ({Tetranthera
        geniculata) of the Laurel family, with small oval leaves,
        and axillary clusters of little yellow flowers. The whole
        plant is spicy. It grows in ponds and swamps from Virginia
        to Florida.
  
     Pond tortoise, Pond turtle (Zool.), any freshwater
        tortoise of the family Emydid[ae]. Numerous species are
        found in North America.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Limnaea \Lim*n[ae]"a\ (l[i^]m*n[=e]"[.a]), prop. n. [NL., fr.
     Gr. limnai^os pertaining to a marsh, fr. li`mh a marsh.]
     (Zool.)
     A genus of fresh-water air-breathing mollusks, abundant in
     ponds and streams; -- called also pond snail. [Written also
     Lymn[ae]a.]
     [1913 Webster]

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