n. 1. a white crystalline compound (HO.C6H4.NH.CO.CH3) used as an analgesic and also as an antipyretic. It has molecular weight 151.16. It is the active ingredient in the commercial analgesics Tylenol and Datril.
Syn. -- p-hydroxyacetanilide, p-acetamidophenol, N-acetyl-p-aminophenol, paracetamol, N-(4-hydroxyphenyl)acetamide It is sold under many trade names, and has been one of the most popular analgesics in the late 20th century. It is used in place of aspirin by people in whom aspirin causes undesirable side effects, such as stomach irritation or stomach bleeding. [ PJC ]

n. (Med.) A white crystalline compound used as an analgesic and also as an antipyretic.
Syn. -- acetphenetidin, phenacetin [ WordNet 1.5 ]

n. [ Acetic + phenyl + one. ] (Chem.) A crystalline ketone, CH3.CO.C6H5, which may be obtained by the dry distillation of a mixture of the calcium salts of acetic and benzoic acids. It is used as a hypnotic under the name of hypnone. [ Webster 1913 Suppl. ]

n. 1. a white crystalline compound used as an analgesic and also as an antipyretic.
Syn. -- acetophenetidin, phenacetin [ WordNet 1.5 ]

n. (Anat.) The alisphenoid bone. [ 1913 Webster ]

{ } a. [ L. ala wing + E. sphenoid. ] (Anat.) Pertaining to or forming the wing of the sphenoid; relating to a bone in the base of the skull, which in the adult is often consolidated with the sphenoid; as, alisphenoid bone; alisphenoid canal. [ 1913 Webster ]

n. (Anat.) The basisphenoid bone. [ 1913 Webster ]

{ } a. [ Basi- + sphenoid. ] (Anat.) Of or pertaining to that part of the base of the cranium between the basioccipital and the presphenoid, which usually ossifies separately in the embryo or in the young, and becomes a part of the sphenoid in the adult. [ 1913 Webster ]

n. (Chem.) One of a series of substances C10H16, resembling camphor, regarded as modified terpenes. [ 1913 Webster ]

n. (Chem.) A colorless, oily liquid, formerly obtained by distillation of colophony. It is regarded as a polymeric form of terebenthene. Called also diterebene. [ 1913 Webster ]

n. [ NL. coryphena, fr. Gr. koryfh` head, summit, peak: cf. F. coryphène. ] (Zool.) A fish of the genus Coryphæna. See Dolphin. (2) [ 1913 Webster ]

n. [ Pref. di- + phenyl. ] (Chem.) A white crystalline substance, C6H5.C6H5, obtained by leading benzene through a heated iron tube. It consists of two benzene or phenyl radicals united. [ 1913 Webster ]

. (Elec.) An increase in the ratio of transformation of an alternating current converter, accompanied by other changes in electrical conditions, occurring when the secondary of the converter is connected with a condenser of moderate capacity; -- so called because first observed in connection with the Ferranti cables in London. [ Webster 1913 Suppl. ]

n. [ L., fr. Gr. "yfe`n, fr. "yf "e`n under one, into one, together, fr. &unr_; under + &unr_;, neut. of &unr_; one. See Hypo-.] (Print.) A mark or short dash, thus [-], placed at the end of a line which terminates with a syllable of a word, the remainder of which is carried to the next line; or between the parts of many a compound word; as in fine-leaved, clear-headed. It is also sometimes used to separate the syllables of words. [1913 Webster]

v. t. [ imp. & p. p. Hyphened p. pr. & vb. n. Hyphening. ] To connect with, or separate by, a hyphen, as two words or the parts of a word. [ 1913 Webster ]

a. United by hyphens; hyphened; as, a hyphenated or hyphened word. [ 1913 Webster ]

. An American who is referred to by a hyphenated term with the first word indicating an origin in a foreign country, and the second term being “American”, as Irish-American, Italian-American, African-American, Asian-American. Used in reference to Americans of foreign birth or ancestry. When used of Americans of European ancestry, it is often used to refer to those who have a strong attachment to the ancestral country or its culture. It implies that the individual is imperfectly assimilated into American culture, and is sometimes used derogatively. [ Webster 1913 Suppl. ]

n. [ Indigo + phenol. ] (Chem.) Any one of a series of artificial blue dyestuffs, resembling indigo in appearance, and obtained by the action of phenol on certain nitrogenous derivatives of quinone. Simple indophenol proper, the parent compound of the dye series, is a quinonimine derivative with the formula C12H9NO2. [ 1913 Webster +PJC ]

n. [ Nose + phenol; orig. used for affections of the nose. ] (Pharm.) An iodine compound obtained as a yellowish gray, odorless, tasteless powder by the action of iodine on phenolphthalein. [ Webster 1913 Suppl. ]

a. [ Orbit + sphenoid. ] (Anat.) Of or pertaining to the sphenoid bone and the orbit, or to the orbitosphenoid bone. -- n. The orbitosphenoid bone, which is situated in the orbit on either side of the presphenoid. It generally forms a part of the sphenoid in the adult. [ 1913 Webster ]

a. (Anat.) Of or pertaining to the orbitosphenoid bone; orbitosphenoid. [ 1913 Webster ]

a. Elfish. [ Obs. ] [ 1913 Webster ]

a. [ Oxy- (b) + phenol. ] (Chem.) Pertaining to, or designating, the phenol formerly called oxyphenic acid, and now oxyphenol and pyrocatechin. See Pyrocatechin. [ 1913 Webster ]

n. (Chem.) A phenol, C6H4(OH)2, produced by the distillation of catechin; called also oxyphenic acid, and now pyrocatechin. [ 1913 Webster ]

a. [ Pref. para- + sphenoid. ] (Anat.) Near the sphenoid bone; -- applied especially to a bone situated immediately beneath the sphenoid in the base of the skull in many animals. -- n. The parasphenoid bone. [ 1913 Webster ]

{ } n. [ Phenyl + acetic + -in. ] (Pharm.) A white, crystalline compound, C10H13O2N, once used in medicine principally as an antipyretic. It is now seldom used because of serious side effects.
Syn. -- N-(4-ethoxyphenyl)acetamide, p-acetophenetidide, p-ethoxyacetanilide, acetophenetidin, para-acetphenetidin, p-acetophenetide. [ Webster 1913 Suppl. +PJC ]

n. [ Gr. fe`nax, fe`nakos, impostor, deceiver. ] (Min.) A glassy colorless mineral occurring in rhombohedral crystals, sometimes used as a gem. It is a silicate of glucina, and receives its name from its deceptive similarity to quartz. [ 1913 Webster ]

n. [ Gr. fenakisth`s a deceiver + -scope. ] A revolving disk on which figures drawn in different relative attitudes are seen successively, so as to produce the appearance of an object in actual motion, as an animal leaping, etc., in consequence of the persistence of the successive visual impressions of the retina. It is often arranged so that the figures may be projected upon a screen. [ 1913 Webster ]

n. [ Phenyl + analgetic + -in. ] (Pharm.) An ammoniated compound of phenyl and acetamide, used as an analgesic and antipyretic. It resembles phenacetin in its therapeutic action. [ Webster 1913 Suppl. ]

n. [ Phenyl + antracene. ] (Chem.) A complex hydrocarbon, C14H10, found in coal tar, and obtained as a white crystalline substance with a bluish fluorescence. [ 1913 Webster ]

n. [ Phenanthrene + pyridine. ] (Chem.) A nitrogenous hydrocarbon base, C13H9N, analogous to phenanthrene and quinoline. [ 1913 Webster ]

n. [ Phenanthrene + quinoline. ] (Chem.) Either of two metameric nitrogenous hydrocarbon bases, C12H8N2, analogous to phenanthridine, but more highly nitrogenized. [ 1913 Webster ]

n. (Chem.) Benzene. [ Obs. ] [ 1913 Webster ]

n. [ Phenyl + ethyl + L. oleum oil. ] (Chem.) The ethyl ether of phenol, obtained as an aromatic liquid, C6H5.O.C2H5. [ 1913 Webster ]

a. (Chem.) Of, pertaining to, derived from, or resembling, phenyl or phenol. [ 1913 Webster ]

Phenic acid (Chem.), a phenol. [ Obsoles. ] [ 1913 Webster ]

a. & n. See Phœnician. [ 1913 Webster ]

n. [ Gr. foi^nix purple red: cf. F. phénicine. ] (Chem.) (a) A purple powder precipitated when a sulphuric solution of indigo is diluted with water. (b) A coloring matter produced by the action of a mixture of strong nitric and sulphuric acids on phenylic alcohol. Watts. [ 1913 Webster ]

a. [ L. phoeniceus, Gr. foini`keos, from foi^nix purple red. ] Of a red color with a slight mixture of gray. Dana. [ 1913 Webster ]

n. [ L. phoenicopterus, Gr. foiniko`pteros, i. e., red-feathered; foi^nix, foi`nikos, purple red + ptero`n feather: cf. F. phénicoptère. ] (Zool.) A flamingo. [ 1913 Webster ]

n.; pl. Phenixes [ L. phoenix, Gr. foi^nix. ] [ Written also phœnix. ] 1. (Gr. Myth.) A bird fabled to exist single, to be consumed by fire by its own act, and to rise again from its ashes. Hence, an emblem of immortality. [ 1913 Webster ]

2. (Astron.) A southern constellation. [ 1913 Webster ]

3. A marvelous person or thing. [ R. ] Latimer. [ 1913 Webster ]

4. A person or thing that suffered destruction or defeat and was restored to its former state. [ PJC ]

to rise like a phoenix, to resume an endeavor after an apparently final defeat. [ PJC ]

n. [ Gr. fai`nesqai to appear + kry`stallos crystal. ] (Geol.) One of the prominent embedded crystals of a porphyry. [ Webster 1913 Suppl. ]

‖n. pl. (Bot.) Same as Phænogamia. [ 1913 Webster ]

{ , a. Same as Phænogamian, Phænogamic, etc. [ 1913 Webster ]

n. [ Gr. fai`nein to show + -ol: cf. F. phénol. ] (Chem.) 1. A white or pinkish crystalline substance, C6H5OH, produced by the destructive distillation of many organic bodies, as wood, coal, etc., and obtained from the heavy oil from coal tar. [ 1913 Webster ]

☞ It has a peculiar odor, somewhat resembling creosote, which is a complex mixture of phenol derivatives. It is of the type of alcohols, and is called also phenyl alcohol, but has acid properties, and hence is popularly called carbolic acid, and was formerly called phenic acid. It is a powerful caustic poison, and in dilute solution has been used as an antiseptic. [ 1913 Webster ]

2. Any one of the series of hydroxyl derivatives of which phenol proper is the type. [ 1913 Webster ]

Glacial phenol (Chem.), pure crystallized phenol or carbolic acid. --
Phenol acid (Chem.), any one of a series of compounds which are at once a derivative of phenol and an organic acid; thus, salicylic acid is a phenol acid. --
Phenol alcohol (Chem.), any one of series of derivatives of phenol and carbinol which have the properties of both combined; thus, saligenin is a phenol alcohol. --
Phenol aldehyde (Chem.), any one of a series of compounds having both phenol and aldehyde properties. --
Phenol phthalein. See phenolphthalein. [ 1913 Webster ]

n. [ Phenol + -ate. ] (Chem.) A compound of phenol analogous to a salt. [ 1913 Webster ]

n. [ Contracted from Phenomenology. ] (Biol.) The science of the relations between climate and periodic biological phenomena, as the migrations and breeding of birds, the flowering and fruiting of plants, etc. -- Phe`no*log"ic*al a. -- Phe`no*log"ic*al*ly, adv. -- Phe*nol"o*gist n. [Webster 1913 Suppl.]

or ., n. (Chem.) A white or yellowish white crystalline substance, C20H14O4, formed by condensation of the anhydride of phthalic acid and phenol. Its solution in alkalies is brilliant red, but is decolorized by acids. This reaction, being very delicate, is used as a pH indicator. It is sometimes used as a laxative in veterinary medicine. [ Webster 1913 Suppl. +PJC ]

a. [ Cf. F. phénoménal. ] Relating to, or of the nature of, a phenomenon; hence, extraordinary; wonderful; as, a phenomenal memory. -- Phe*nom"e*nal*ly, adv. [1913 Webster]

n. (Metaph.) That theory which limits positive or scientific knowledge to phenomena only, whether material or spiritual. [ 1913 Webster ]

n. One who believes in the theory of phenomenalism. [ 1913 Webster ]