| Amperometer | { ‖ } n. [ Ampère + meter. ] (Physics) An instrument for measuring the strength of an electrical current in ampères. [ 1913 Webster ] Variants: Amperemeter |
| Asperous | a. [ See Asper, a. ] Rough; uneven. Boyle. [ 1913 Webster ] |
| Chaperon | n. [ F. chaperon. See Chape, Cape, Cap. ] 1. A hood; especially, an ornamental or an official hood. [ 1913 Webster ] His head and face covered with a chaperon, out of which there are but two holes to look through. Howell. [ 1913 Webster ] 2. A device placed on the foreheads of horses which draw the hearse in pompous funerals. [ 1913 Webster ] 3. A matron who accompanies a young lady in public, for propriety, or as a guide and protector. [ 1913 Webster ] |
| Chaperon | v. t. [ imp. & p. p. Chaperoned p. pr. & vb. n. Chaperoning. ] [ Cf. F. chaperonner, fr. chaperon. ] To attend in public places as a guide and protector; to matronize. [ 1913 Webster ] Fortunately Lady Bell Finley, whom I had promised to chaperon, sent to excuse herself. Hannah More. [ 1913 Webster ] |
| Chaperonage | n. Attendance of a chaperon on a lady in public; protection afforded by a chaperon. [ 1913 Webster ] |
| Emperor | n. [ OF. empereor, empereour, F. empereur, L. imperator, fr. imperare to command; in in + parare to prepare, order. See Parade, and cf. Imperative, Empress. ] The sovereign or supreme monarch of an empire; -- a title of dignity superior to that of king; as, the emperor of Germany or of Austria; the emperor or Czar of Russia. [ 1913 Webster ]
Emperor goose (Zoöl.), a large and handsome goose (Philacte canagica), found in Alaska. --
Emperor moth (Zoöl.), one of several large and beautiful bombycid moths, with transparent spots on the wings; as the American Cecropia moth (Platysamia cecropia), and the European species (Saturnia pavonia). --
Emperor paper. See under Paper. --
Purple emperor (Zoöl.), a large, strong British butterfly (Apatura iris). [ 1913 Webster ]
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| Emperorship | n. The rank or office of an emperor. [ 1913 Webster ] |
| Hesperornis | ‖n. [ NL., fr. Gr. &unr_; western + &unr_;, &unr_;, a bird. ] (Paleon.) A genus of large, extinct, wingless birds from the Cretaceous deposits of Kansas, belonging to the Odontornithes. They had teeth, and were essentially carnivorous swimming ostriches. Several species are known. See Illust. in Append. [ 1913 Webster ] |
| Hyperoartia | ‖n. pl. [ NL. ] (Zool.) An order of marsipobranchs including the lampreys. The suckerlike moth contains numerous teeth; the nasal opening is in the middle of the head above, but it does not connect with the mouth. See Cyclostoma, and Lamprey. [ 1913 Webster ] |
| Hyperodontidae | prop. n. A natural family of cetaceans comprising the beaked whales; in some, especially former, classifications it included in the family Physeteridae.
Syn. -- Ziphiidae, family Ziphiidae, family Hyperodontidae. [ WordNet 1.5 ] |
| hyperon | n. (Physics) Any baryon that is not a nucleon; it is an unstable particle with a mass greater than that of a neutron. [ WordNet 1.5 ] |
| Hyperoodon | prop. n. (Zool.) The mammalian genus comprised of the bottle-nosed whales.
Syn. -- genus Hyperoodon. [ WordNet 1.5 ] |
| hyperope | n. a person with hyperopia. [ WordNet 1.5 ] |
| Hyperopia | ‖n. [ NL., fr. Gr. "ype`r over + 'w`ps, 'wpo`s, the eye.] An abnormal condition of the eye in which, through shortness of the eyeball or fault of the refractive media, the rays of light come to a focus behind the retina, making vision for distant objects better than for near objects; farsightedness; -- called also hypermetropia. Cf. Emmetropia. -- Hy`per*op"tic a.
Syn. -- hypermetropia, farsightedness, longsightedness. [ 1913 Webster ] |
| Hyperorganic | a. [ Pref. hyper- + organic. ] Higher than, or beyond the sphere of, the organic. Sir W. Hamilton. [ 1913 Webster ] |
| hyperorthodox | a. Orthodox to an excessive degree.
Syn. -- ultraorthodox. [ PJC ] |
| Hyperorthodoxy | n. Orthodoxy pushed to excess.
Syn. -- ultraorthodoxy. [ 1913 Webster ] |
| Hyperotreta | ‖n. pl. [ NL., fr. Gr. "yperw`,n the palate + trhto`s perforated.] (Zool.) An order of marsipobranchs, including the Myxine or hagfish and the genus Bdellostoma. They have barbels around the mouth, one tooth on the palate, and a communication between the nasal aperture and the throat. See Hagfish. [Written also Hyperotreti.] [1913 Webster] |
| Hyperoxide | n. (Chem.) A compound having a relatively large percentage of oxygen; a peroxide. [ Obs. ] |
| Hyperoxygenized | { } a. (Chem.) Combined with a relatively large amount of oxygen; -- said of higher oxides. [ Obs. ] [ 1913 Webster ] Variants: Hyperoxygenated |
| Hyperoxymuriate | n. (Chem.) A perchlorate. [ Obs. ] [ 1913 Webster ] |
| Hyperoxymuriatic | a. (Chem.) Perchloric; as, hyperoxymuriatic acid. [ Obs. ] [ 1913 Webster ] |
| Improsperous | a. [ Pref. im- not + prosperous: cf. F. improspère, L. improsper. ] Not prosperous. [ Obs. ] Dryden. -- Im*pros"per*ous*ly, adv. [Obs.] -- Im*pros"per*ous*ness, n. [ Obs. ] [ 1913 Webster ] |
| Leperous | a. Leprous; infectious; corrupting; poisonous. “The leperous distillment.” Shak. [ 1913 Webster ] |
| Obstreperous | a. [ L. obstreperus, from obstrepere to make a noise at; ob (see Ob-) + strepere to make a noise. ] 1. Attended by, or making, a loud and tumultuous noise; clamorous; noisy; vociferous. “The obstreperous city.” Wordsworth. “Obstreperous approbation.” Addison. [ 1913 Webster ] Beating the air with their obstreperous beaks. B. Jonson. [ 1913 Webster ] 2. Resistant to control; unruly. [ PJC ] -- Ob*strep"er*ous*ly, adv. -- Ob*strep"er*ous*ness, n. [ 1913 Webster ] |
| Operose | a. [ L. operosus, fr. opera pains, labor, opus, operis, work, labor. ] Wrought with labor; requiring labor; hence, tedious; wearisome. “Operose proceeding.” Burke. “A very operose calculation.” De Quincey. -- Op"er*ose`ly, adv. -- Op"er*ose`ness, n. [ 1913 Webster ] |
| Operosity | n. [ L. operositas. ] Laboriousness. [ R. ] Bp. Hall. [ 1913 Webster ] |
| Operous | a. Operose. [ Obs. ] Holder. -- Op"er*ous*ly, adv. [Obs.] [1913 Webster] |
| Pampero | ‖n. [ Sp., fr. pampa a plain. ] A violent wind from the west or southwest, which sweeps over the pampas of South America and the adjacent seas, often doing great damage. Sir W. Parish. [ 1913 Webster ] |
| Pamperos | n. pl.; sing. Pampero [ Sp. American. ] (Ethnol.) A tribe of Indians inhabiting the pampas of South America. [ 1913 Webster ] |
| Pepperoni | n. a hard sausage of beef and pork, highly seasoned. [ PJC ] |
| Perofskite | n. [ From von Perovski, of St.Petersburg. ] (Min.) Same as Perovskite. [ 1913 Webster ] |
| Perogue | n. See Pirogue. [ 1913 Webster ] |
| Peromyscus | prop. n. A genus of New World wood mice.
Syn. -- genus Peromyscus. [ WordNet 1.5 ] |
| Peronate | a. [ L. peronatus rough-booted, fr. pero, -onis, a kind of rough boot. ] (Bot.) A term applied to the stipes or stalks of certain fungi which are covered with a woolly substance which at length becomes powdery. Henslow. [ 1913 Webster ] |
| Peroneal | a. [ Gr. &unr_; the fibula. ] (Anat.) Of or pertaining to the fibula; in the region of the fibula. [ 1913 Webster ] |
| Peronospora | prop. n. A genus of destructive downy mildews.
Syn. -- genus Peronospora. [ WordNet 1.5 ] |
| Peronosporaceae | prop. n. A natural family of parasitic fungi; the downy mildews.
Syn. -- family Peronosporaceae. [ WordNet 1.5 ] |
| Peronosporales | prop. n. An order of chiefly parasitic lower fungi, including the Albuginaceae and Peronosporaceae and Pythiaceae.
Syn. -- order Peronosporales. [ WordNet 1.5 ] |
| Perorate | v. i. [ See Peroration. ] To make a peroration; to harangue. [ Colloq. ] [ 1913 Webster ] |
| Peroration | n. [ L. peroratio, fr. perorate, peroratum, to speak from beginning to end; per + orate to speak. See Per-, and Oration. ] (Rhet.) The concluding part of an oration; especially, a final summing up and enforcement of an argument. Burke. [ 1913 Webster ] |
| Perovskite | n. [ From von Perovski, of St. Petersburg. ] (Min.) A titanate of lime occurring in octahedral or cubic crystals. [ Written also Perofskite. ] [ 1913 Webster ] |
| Peroxidation | n. Act, process, or result of peroxidizing; oxidation to a peroxide. [ 1913 Webster ] |
| Peroxide | n. (Chem.) An oxide containing more oxygen than some other oxide of the same element. Formerly peroxides were regarded as the highest oxides. Cf. Per-, 2. [ 1913 Webster ] |
| Peroxidize | v. t. [ imp. & p. p. Peroxidized p. pr. & vb. n. Peroxidizing. ] (Chem.) To oxidize to the utmost degree, so as to form a peroxide. [ 1913 Webster ] |
| Perstreperous | a. [ L. perstrepere to make a great noise. ] Noisy; obstreperous. [ Obs. ] Ford. [ 1913 Webster ] |
| Piperonal | n. (Chem.) A white crystalline substance obtained by oxidation of piperic acid, and regarded as a complex aldehyde. [ 1913 Webster ] |
| Prosperous | a. [ L. prosperus or prosper, originally, answering to hope; pro according to + the root of sperare to hope. See Despair. ] 1. Tending to prosperity; favoring; favorable; helpful. [ 1913 Webster ] A happy passage and a prosperous wind. Denham. [ 1913 Webster ] 2. Being prospered; advancing in the pursuit of anything desirable; making gain, or increase; thriving; successful; as, a prosperous voyage; a prosperous undertaking; a prosperous man or nation. [ 1913 Webster ] By moderation either state to bear
Prosperous or adverse. Milton. [ 1913 Webster ] Syn. -- Fortunate; successful; flourishing; thriving; favorable; auspicious; lucky. See Fortunate. [ 1913 Webster ] -- Pros"per*ous*ly, adv. -- Pros"per*ous*ness, n. [ 1913 Webster ] |
| Puerperous | a. Bearing children. [ R. ] [ 1913 Webster ] |
| Streperous | a. [ LL. streperus, fr. L. strepere. See Strepent, and cf. Obstreperous. ] Loud; boisterous. [ R. ] Sir T. Browne. [ 1913 Webster ] |
