Acorn-shell (n.) One of the sessile cirripeds |
Argus shell () A species of shell (Cypraea argus), beautifully variegated with spots resembling those in a peacock's tail. |
Ark shell () A marine bivalve shell belonging to the genus Arca and its allies. |
Balance (n.) An apparatus for weighing. |
Balance (n.) Act of weighing mentally |
Balance (n.) Equipoise between the weights in opposite scales. |
Balance (n.) The state of being in equipoise |
Balance (n.) An equality between the sums total of the two sides of an account |
Balance (n.) A balance wheel, as of a watch, or clock. See Balance wheel (in the Vocabulary). |
Balance (n.) The constellation Libra. |
Balance (n.) The seventh sign in the Zodiac, called Libra, which the sun enters at the equinox in September. |
Balance (n.) A movement in dancing. See Balance, v. i., S. |
Balance (n.) To bring to an equipoise, as the scales of a balance by adjusting the weights |
Balance (n.) To support on a narrow base, so as to keep from falling |
Balance (n.) To equal in number, weight, force, or proportion |
Balance (n.) To compare in relative force, importance, value, etc. |
Balance (n.) To settle and adjust, as an account |
Balance (n.) To make the sums of the debits and credits of an account equal |
Balance (n.) To arrange accounts in such a way that the sum total of the debits is equal to the sum total of the credits |
Balance (n.) To move toward, and then back from, reciprocally |
Balance (n.) To contract, as a sail, into a narrower compass |
Balance (v. i.) To have equal weight on each side |
Balance (v. i.) To fluctuate between motives which appear of equal force |
Balance (v. i.) To move toward a person or couple, and then back. |
Balance wheel () A wheel which regulates the beats or pulses of a watch or chronometer, answering to the pendulum of a clock |
Balance wheel () A ratchet-shaped scape wheel, which in some watches is acted upon by the axis of the balance wheel proper (in those watches called a balance). |
Balance wheel () A wheel which imparts regularity to the movements of any engine or machine |
Boat shell () A marine gastropod of the genus Crepidula. The species are numerous. It is so named from its form and interior deck. |
Boat shell () A marine univalve shell of the genus Cymba. |
Bubble shell () A marine univalve shell of the genus Bulla and allied genera, belonging to the Tectibranchiata. |
Cornets-a-piston (pl. ) of Cornet-a-piston |
Cornet-a-piston (n.) A brass wind instrument, like the trumpet, furnished with valves moved by small pistons or sliding rods |
Ear-shell (n.) A flattened marine univalve shell of the genus Haliotis |
Fig-shell (n.) A marine univalve shell of the genus Pyrula, or Ficula, resembling a fig in form. |
Goroon shell () A large, handsome, marine, univalve shell (Triton femorale). |
Hard-shell (a.) Unyielding |
Ioqua shell () The shell of a large Dentalium (D. pretiosum), formerly used as shell money, and for ornaments, by the Indians of the west coast of North America. |
Maara shell () A large, pearly, spiral, marine shell (Turbo margaritaceus), from the Pacific Islands. It is used as an ornament. |
Mail-shell (n.) A chiton. |
Mask shell () Any spiral marine shell of the genus Persona, having a curiously twisted aperture. |
Piston (n.) A sliding piece which either is moved by, or moves against, fluid pressure. It usually consists of a short cylinder fitting within a cylindrical vessel along which it moves, back and forth. It is used in steam engines to receive motion from the steam, and in pumps to transmit motion to a fluid |
Pouch-shell (n.) A small British and American pond snail (Bulinus hypnorum). |
Rice-shell (n.) Any one of numerous species of small white polished marine shells of the genus Olivella. |
Shell (n.) A hard outside covering, as of a fruit or an animal. |
Shell (n.) The covering, or outside part, of a nut |
Shell (n.) A pod. |
Shell (n.) The hard covering of an egg. |
Shell (n.) 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. |
Shell (n.) Hence, by extension, any mollusks having such a covering. |
Shell (n.) 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. |
shell game thimblerig | a swindling sleight-of-hand game, victim guesses which of three things a pellet is under |
conchology shell collecting | the collection and study of mollusc shells |
budgerigar budgereegah budgerygah budgie grass parakeet lovebird shell parakeet Melopsittacus undulatus | small Australian parakeet usually light green with black and yellow markings in the wild but bred in many colors |
carapace shell cuticle shield a | hard outer covering or case of certain organisms such as arthropods and turtles |
shell | the hard largely calcareous covering of a mollusc or a brachiopod |
scallop shell | a shell of a scallop |
oyster shell | a shell of an oyster |
tooth shell tusk shell | any of various seashore mollusks having a tapering tubular shell open at each end and a foot pointed like a spade for burrowing |
abalone ear-shell | any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior |
scorpion shell | any of numerous tropical marine snails that as adults have the outer lip of the aperture produced into a series of long curved spines |
moon shell moonshell | marine gastropods having smooth rounded shells that form short spires |
bubble shell | marine gastropod mollusk having a very small thin shell |
chiton coat-of-mail shell sea cradle polyplacophore | primitive elongated bilaterally symmetrical marine mollusk having a mantle covered with eight calcareous plates |
soft-shell clam steamer steamer clam long-neck clam Mya arenaria | an edible clam with thin oval-shaped shell found in coastal regions of the United States and Europe |
quahog quahaug hard-shell clam hard clam round clam Venus mercenaria Mercenaria mercenaria | an edible American clam, the heavy shells were used as money by some American Indians |
ark shell | marine bivalve mollusk having a heavy toothed shell with a deep boat-like inner surface |
hard-shell crab | edible crab that has not recently molted and so has a hard shell |
soft-shell crab soft-shelled crab | edible crab that has recently molted and not yet formed its new shell |
brachiopod lamp shell lampshell | marine animal with bivalve shell having a pair of arms bearing tentacles for capturing food, found worldwide |
analytical balance chemical balance | a beam balance of great precision used in quantitative chemical analysis |
artillery shell | a shell fired by artillery |
balance | a scale for weighing, depends on pull of gravity |
balance beam beam | a gymnastic apparatus used by women gymnasts |
balance wheel balance | a wheel that regulates the rate of movement in a machine, especially a wheel oscillating against the hairspring of a timepiece to regulate its beat |
beam balance | a balance consisting of a lever with two equal arms and a pan suspended from each arm |
blank dummy blank shell | a cartridge containing an explosive charge but no bullet |
counterweight counterbalance counterpoise balance equalizer equaliser | a weight that balances another weight |
cylinder piston chamber | a chamber within which piston moves |
electronic balance | a balance that generates a current proportional to the displacement of the pan |
gas shell | (military) bomb consisting of an explosive projectile filled with a toxic gas that is released when the bomb explodes |
mess jacket monkey jacket shell jacket | waist-length jacket tapering to a point at the back, worn by officers in the mess for formal dinners |
piston plunger | mechanical device that has a plunging or thrusting motion |
piston ring | seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall |
piston rod | connecting rod that moves or is moved by a piston |
plate scale shell | a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners) |
racing skiff single shell | a shell for a single oarsman |
shell | ammunition consisting of a cylindrical metal casing containing an explosive charge and a projectile, fired from a large gun |
shell case casing | the housing or outer covering of something, the clock has a walnut case |
shell racing shell | a very light narrow racing boat |
shell plating | the plates covering the frame of a steel ship and corresponding to the planking of a wooden ship |
shell stitch | a crochet stitch |
shotgun shell | a shell containing lead shot, used in shotguns |
spring balance spring scale | a balance that measure weight by the tension on a helical spring |
sugar spoon sugar shell | a spoon for serving sugar, often made in the shape of a seashell |
tank shell | a shell fired by the cannon on a tank |
torsion balance | measuring instrument designed to measure small forces by the torsion they exert on a thin wire |
whizbang whizzbang whizbang shell | a small high-velocity shell, it makes a whizzing sound followed by a bang when it hits |
symmetry symmetricalness correspondence balance | (mathematics) an attribute of a shape or relation, exact reflection of form on opposite sides of a dividing line or plane |
proportion proportionality balance | harmonious arrangement or relation of parts or elements within a whole (as in a design), in all perfectly beautiful objects there is found the opposition of one part to another and a reciprocal balance- John Ruskin |
equilibrium labyrinthine sense vestibular sense sense of balance sense of equilibrium | a sensory system located in structures of the inner ear that registers the orientation of the head |