Webster's Dictionary, 1913

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Cephalology noun [ Cephalo- + -logy .] The science which treats of the head.

Cephalomere noun [ Cephalo- + -mere .] (Zoology) One of the somites (arthromeres) which make up the head of arthropods. Packard.

Cephalometer noun [ Cephalo- + -meter .] (Medicine) An instrument measuring the dimensions of the head of a fetus during delivery.

Cephalometry noun (Anthropometry) The measurement of the heads of living persons. -- Ceph`a*lo*met"ric , adjective

Cephalon noun (Zoology) The head.

Cephalophora noun plural [ New Latin , from Greek kefalh` head + ... to bear.] (Zoology) The cephalata.

Cephalopod, Cephalopode noun (Zoology) One of the Cephalopoda.

Cephalopoda noun plural [ New Latin , gr. Greek kefalh` head + -poda : confer French céphalopode .] (Zoology) The highest class of Mollusca.

» They have, around the front of the head, a group of elongated muscular arms, which are usually furnished with prehensile suckers or hooks. The head is highly developed, with large, well organized eyes and ears, and usually with a cartilaginous brain case. The higher forms, as the cuttlefishes, squids, and octopi, swim rapidly by ejecting a jet of water from the tubular siphon beneath the head. They have a pair of powerful horny jaws shaped like a parrot's beak, and a bag of inklike fluid which they can eject from the siphon, thus clouding the water in order to escape from their enemies. They are divided into two orders, the Dibranchiata, having two gills and eight or ten sucker-bearing arms, and the Tetrabranchiata, with four gills and numerous arms without suckers. The latter are all extinct except the Nautilus . See Octopus , Squid , Nautilus .

Cephalopodic, Cephalopodous adjective (Zoology) Belonging to, or resembling, the cephalopods.

Cephaloptera noun [ New Latin , from Greek kefalh` head + ... wing.] (Zoology) One of the generic names of the gigantic ray ( Manta birostris ), known as devilfish and sea devil . It is common on the coasts of South Carolina, Florida, and farther south. Some of them grow to enormous size, becoming twenty feet of more across the body, and weighing more than a ton.

Cephalosome noun [ Cephalo- + -some body.] (Zoology) The anterior region or head of insects and other arthropods. Packard.

Cephalostyle noun [ Cephalo- + Greek ... a pillar.] (Anat.) The anterior end of the notochord and its bony sheath in the base of cartilaginous crania.

Cephalothorax noun [ Cephalo- + thorax .] (Zoology) The anterior portion of any one of the Arachnida and higher Crustacea, consisting of the united head and thorax.

Cephalotome noun [ Cephalo- + Greek ... to cut.] (Medicine) An instrument for cutting into the fetal head, to facilitate delivery.

Cephalotomy noun
1. Dissection or opening of the head.

2. (Medicine) Craniotomy; -- usually applied to bisection of the fetal head with a saw.

Cephalotribe noun [ Cephalo- + Greek to rub, grind.] An obstetrical instrument for performing cephalotripsy.

Cephalotripsy noun [ See Cephalotribe .] (Medicine) The act or operation of crushing the head of a fetus in the womb in order to effect delivery.

Cephalotrocha noun [ New Latin , from Greek kefalh` head + ... wheel.] (Zoology) A kind of annelid larva with a circle of cilia around the head.

Cephalous adjective [ Greek kefalh` head.] (Zoology) Having a head; -- applied chiefly to the Cephalata, a division of mollusks.

Cepheus noun (Astron.) A northern constellation near the pole. Its head, which is in the Milky Way, is marked by a triangle formed by three stars of the fourth magnitude. See Cassiopeia .

Ceraceous adjective [ Latin cera wax.] Having the texture and color of new wax; like wax; waxy.

Cerago noun [ Latin cera wax.] Beebread.

Ceramic adjective [ Greek ..., from ... earthenware. Confer Keramic .] Of or pertaining to pottery; relating to the art of making earthenware; as, ceramic products; ceramic ornaments for ceilings.

Ceramics noun [ See Ceramic .]
1. The art of making things of baked clay; as pottery, tiles, etc.

2. plural Work formed of clay in whole or in part, and baked; as, vases, urns, etc. Knight.

Cerargyrite (se*rär"jȳ*rīt) noun [ Greek ke`ras horn + 'a`rgyros silver.] (Min.) Native silver chloride, a mineral of a white to pale yellow or gray color, darkening on exposure to the light. It may be cut by a knife, like lead or horn (hence called horn silver ).

Cerasin noun (Chemistry) A white amorphous substance, the insoluble part of cherry gum; -- called also meta-arabinic acid .

2. (Chemistry) A gummy mucilaginous substance; -- called also bassorin , tragacanthin , etc.

Cerasinous adjective
1. Pertaining to, or containing, cerasin.

2. Of a cherry color.

Cerastes noun [ Latin , a horned serpent, from Greek kera`sths horned, from ke`ras horn.] (Zoology) A genus of poisonous African serpents, with a horny scale over each eye; the horned viper.

Cerate noun [ Latin ceratum , ceratm, from cera wax.] (Medicine) An unctuous preparation for external application, of a consistence intermediate between that of an ointment and a plaster, so that it can be spread upon cloth without the use of heat, but does not melt when applied to the skin.

» Cerate consists essentially of wax (for which resin or spermaceti is sometimes substituted) mixed with oil, lard, and various medicinal ingredients. The cerate (formerly called simple cerate ) of the United States Pharmacopoeia is a mixture of three parts of white wax and seven parts of lard.

Cerated p. adjective [ Latin ceratus , past participle of cerare to wax, from cera wax.] Covered with wax.

Ceratine adjective [ Greek ... the fallacy called "the horns." from ke`ras a horn.] (Logic.) Sophistical.

Ceratobranchia noun plural [ New Latin , from Greek ke`ras , ke`ratos , horn + bra`gchia , noun plural , gills.] (Zoology) A group of nudibranchiate Mollusca having on the back papilliform or branched organs serving as gills.

Ceratobranchial adjective (Anat.) Pertaining to the bone, or cartilage, below the epibranchial in a branchial arch. -- noun A ceratobranchial bone, or cartilage.

Ceratodus noun [ New Latin , from Greek ke`ras , ke`ratos horn + ... tooth.] (Zoology) A genus of ganoid fishes, of the order Dipnoi, first known as Mesozoic fossil fishes; but recently two living species have been discovered in Australian rivers. They have lungs so well developed that they can leave the water and breathe in air. In Australia they are called salmon and baramunda . See Dipnoi , and Archipterygium .

Ceratohyal adjective [ Greek ke`ras horn + the letter Υ.] (Anat.) Pertaining to the bone, or cartilage, below the epihyal in the hyoid arch. -- noun A ceratohyal bone, or cartilage, which, in man, forms one of the small horns of the hyoid.

Ceratosaurus noun [ New Latin , from Greek ke`ras a horn + ... lizard.] (Paleon.) A carnivorous American Jurassic dinosaur allied to the European Megalosaurus. The animal was nearly twenty feet in length, and the skull bears a bony horn core on the united nasal bones. See Illustration in Appendix.

Ceratospongiæ noun plural [ New Latin , from Greek ke`ras , ke`ratos horn + ... sponge.] (Zoology) An order of sponges in which the skeleton consists of horny fibers. It includes all the commercial sponges.

Ceraunics noun [ Greek ... thunder and lightning.] That branch of physics which treats of heat and electricity. R. Park.

Ceraunoscope noun [ Greek ... thunder and lightning + -scope .] An instrument or apparatus employed in the ancient mysteries to imitate thunder and lightning. T. Moore.

Cerberean adjective Of or pertaining to, or resembling, Cerberus. [ Written also Cerberian .]

With wide Cerberean mouth.
Milton.

Cerberus noun [ Latin Cerberus (in sense 1), gr. ....]


1. (Class. Myth.) A monster, in the shape of a three-headed dog, guarding the entrance into the infernal regions, Hence: Any vigilant custodian or guardian, esp. if surly.

2. (Zoology) A genus of East Indian serpents, allied to the pythons; the bokadam.

Cercal adjective [ Greek ... tail.] (Zoology) Of or pertaining to the tail.

Cercaria noun ; plural Cercarle [ New Latin , from Greek ... tail.] (Zoology) The larval form of a trematode worm having the shape of a tadpole, with its body terminated by a tail-like appendage.

Cercarian adjective (Zoology) Of, like, or pertaining to, the Cercariæ. -- noun One of the Cercariæ.

Cercopod noun [ Greek ... tail + -pod .] (Zoology) One of the jointed antenniform appendages of the posterior somites of certain insects. Packard.

Cercus noun ; plural Cerci [ New Latin , from Greek ... tail.] (Zoology) See Cercopod .

Cere noun [ Latin cera wax: confer French cire .] (Zoology) The soft naked sheath at the base of the beak of birds of prey, parrots, and some other birds. See Beak .

Cere transitive verb [ imperfect & past participle Cered ; present participle & verbal noun Cering .] [ Latin cerare , from cera wax: confer French cirer .] To wax; to cover or close with wax. Wiseman.

Cereal adjective [ Latin Cerealis pert. to Ceres, and hence, to agriculture. See Ceres .] Of or pertaining to the grasses which are cultivated for their edible seeds (as wheat, maize, rice, etc.), or to their seeds or grain.

Cereal noun Any grass cultivated for its edible grain, or the grain itself; -- usually in the plural.