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n. [ Astro- + scope. ] An old astronomical instrument, formed of two cones, on whose surface the constellations were delineated. [ 1913 Webster ]

n. Observation of the stars. [ Obs. ] [ 1913 Webster ]

n. [ Gr. &unr_; center + -&unr_; the body. ] (Biol.) A peculiar rounded body lying near the nucleus of a cell. It is regarded as the dynamic element by means of which the machinery of cell division is organized. [ 1913 Webster ]

n. used in former classification systems; approximately synonymous with order Caryophyllales.
Syn. -- group Centrospermae. [ WordNet 1.5 ]

n. [ Gr. &unr_; centre + sphere. ] 1. (Geol.) The nucleus or central part of the earth, forming most of its mass; -- disting. from lithosphere, hydrosphere, etc. [ Webster 1913 Suppl. ]

2. (Biol.) The central mass of an aster from which the rays extend and within which the centrosome lies when present; the attraction sphere. The name has been used both as excluding and including the centrosome, and also to designate a modified mass of protoplasm about a centrosome whether aster rays are developed or not. [ Webster 1913 Suppl. ]

a. [ Gr. &unr_; center + &unr_; checking. ] (Physiol.) A term applied to the action of nerve force in the spinal center. Marshall Hall. [ 1913 Webster ]

a. Full of scars. Craig. [ 1913 Webster ]

n. [ See Dexter. ] (Chem.) A sirupy, or white crystalline, variety of sugar, C6H12O6 (so called from turning the plane of polarization to the right), occurring in many ripe fruits, and also called glucose. Dextrose and levulose are obtained by the inversion of cane sugar or sucrose, and hence the mixture is called called invert sugar. Dextrose is chiefly obtained by the action of heat and acids on starch, and hence called also starch sugar. It is also formed from starchy food by the action of the amylolytic ferments of saliva and pancreatic juice. [ 1913 Webster ]

☞ The solid products are known to the trade as grape sugar; the sirupy products as glucose, or mixing sirup. These are harmless, but are only about half as sweet as cane sugar or sucrose.

n. [ Electro- + -scope: cf. F. électroscope. ] (Physics) An instrument for detecting the presence of electricity, or changes in the electric state of bodies, or the species of electricity present, as by means of pith balls, and the like. [ 1913 Webster ]

Condensing electroscope (Physics), a form of electroscope in which an increase of sensibility is obtained by the use of a condenser. [ 1913 Webster ]

a. Relating to, or made by means of, the electroscope. [ 1913 Webster ]

a. Pertaining to electrostatics. [ 1913 Webster ]

n. (Physics) That branch of science which treats of statical electricity or electric force in a state of rest. [ 1913 Webster ]

n. [ Gastro- + -scope. ] (Med.) An instrument for viewing or examining the interior of the stomach. [ 1913 Webster ]

a. Of or pertaining to gastroscopy. [ 1913 Webster ]

n. (Med.) Examination of the abdomen or stomach, as with the gastroscope. [ 1913 Webster ]

n. [ Gastro- + splenic. ] (Anat.) Pertaining to the stomach and spleen; as, the gastrosplenic ligament. [ 1913 Webster ]

n. [ Gastro- + Gr. &unr_; roof. ] (Zool.) One of the large scales on the belly of a serpent. [ 1913 Webster ]

n. [ Gastro- + Gr. &unr_; mouth. ] (Surg.) The operation of making a permanent opening into the stomach, for the introduction of food. [ 1913 Webster ]

v. t. [ L. introspectus, p. p. introspicere to look into; intro within + specere to look. See Spy. ] To look into or within; to view the inside of. Bailey. [ 1913 Webster ]

n. [ Cf. F. introspection. ] A view of the inside or interior; a looking inward; specifically, the act or process of self-examination, or inspection of one's own thoughts and feelings; the cognition which the mind has of its own acts and states; self-consciousness; reflection. [ 1913 Webster ]

I was forced to make an introspection into my own mind. Dryden. [ 1913 Webster ]

n. (Metaph.) One given to the introspective method of examining the phenomena of the soul. [ 1913 Webster ]

a. [ Cf. F. introspectif. ] [ 1913 Webster ]

1. Inspecting within; seeing inwardly; capable of, or exercising, inspection; self-conscious. [ 1913 Webster ]

2. Involving the act or results of conscious knowledge of physical phenomena; -- contrasted with associational. J. S. Mill. [ 1913 Webster ]

v. t. [ Pref. intro- + L. sumere to take. ] To draw in; to swallow. [ Obs. ] Evelyn. [ 1913 Webster ]

n. 1. The act or process of receiving within. [ 1913 Webster ]

The person is corrupted by the introsusception of a nature which becomes evil thereby. Coleridge. [ 1913 Webster ]

2. (Med.) Same as Intussusception. [ 1913 Webster ]

[ Iso- + nitroso-. ] (Chem.) A combining form (also used adjectively), signifying: Pertaining to, or designating, the characteristic, nitrogenous radical, NOH, called the isonitroso group. [ 1913 Webster ]

‖n.; pl. -drosten /plu>. Sometimes incorrectly . [ D., fr. land land + drost a kind of official; akin to G. truchsess. ] (In South Africa) (a) A chief magistrate in rural districts. He was replaced in 1827 by “resident magistrates.” (b) The president of the Heemraad. [ Webster 1913 Suppl. ]

n. 1. (Physics, Chemistry) A method for identifying chemical composition of substances by use of a mass spectrometer. [ PJC ]

n. [ D. matroos, fr. F. matelot. ] (Mil.) Formerly, in the British service, a gunner or a gunner's mate; one of the soldiers in a train of artillery, who assisted the gunners in loading, firing, and sponging the guns. [ Obs. ] [ 1913 Webster ]

n. [ Gr. &unr_; womb + -scope. ] A modification of the stethoscope, for directly auscultating the uterus from the vagina. [ 1913 Webster ]

‖n. [ NL., fr. Gr. &unr_; heart of a tree + &unr_; iron. ] (Bot.) A myrtaceous genus of trees or shrubs, found in Australia and the South Sea Islands, and having very hard wood. Metrosideros vera is the true ironwood. [ 1913 Webster ]

n. [ Micro- + spectroscope. ] (Physics) A spectroscope arranged for attachment to a microscope, for observation of the spectrum of light from minute portions of any substance. [ 1913 Webster ]

n.; pl. Monstrosities [ Cf. F. monstruosité. See Monstrous. ] The state of being monstrous, or out of the common order of nature; that which is monstrous; a monster. South. [ 1913 Webster ]

A monstrosity never changes the name or affects the immutability of a species. Adanson (Trans.). [ 1913 Webster ]

n. See Matross. [ Obs. ] [ 1913 Webster ]

n. [ L. neuter neutral, Greek sofia skill, wisdom. ] (Philosophy) A branch of philosophy, introduced by Florentin Smarandache in 1980, which studies the origin, nature, and scope of neutralities, as well as their interactions with different ideational spectra. Neutrosophy considers a proposition, theory, event, concept, or entity, “A” in relation to its opposite, “Anti-A” and that which is not A, “Non-A”, and that which is neither “A” nor “Anti-A”, denoted by “Neut-A”. Neutrosophy is the basis of neutrosophic logic, neutrosophic probability, neutrosophic set, and neutrosophic statistics. Neutrosophy / Neutrosophic Probability, Set, and Logic, Florentin Smarandache, American Research Press, 1998 ]. [ PJC ]

n. [ Nitro- + saccharin. ] (Chem.) An explosive nitro derivative of certain sugars, analogous to nitroglycerin, gun cotton, etc. [ 1913 Webster ]

a. [ Nitro- + salicylic. ] (Chem.) Of, pertaining to, or designating, a nitro derivative of salicylic acid, called also anilic acid. [ 1913 Webster ]

a. (Chem.) See Nitrous. [ 1913 Webster ]

(Chem.) A prefix (also used adjectively) designating the group or radical -NO, called the nitroso group, or its compounds. [ 1913 Webster ]

n. [ Nitroso- + -yl. ] (Chem.) The radical -NO, called also the nitroso group. The term is sometimes loosely used to designate certain nitro compounds; as, nitrosyl sulphuric acid. Used also adjectively. [ 1913 Webster ]

a. (Chem.) Of, pertaining to, or containing, nitrosyl; as, nitrosylic acid. [ 1913 Webster ]

a. [ See Petrous. ] (Anat.) (a) Hard; stony; petrous; as, the petrosal bone; petrosal part of the temporal bone. (b) Of, pertaining to, or in the region of, the petrous, or petrosal, bone, or the corresponding part of the temporal bone. [ 1913 Webster ]

Petrosal bone (Anat.), a bone corresponding to the petrous portion of the temporal bone of man; or one forming more or less of the periotic capsule. [ 1913 Webster ]

n. (Anat.) (a) A petrosal bone. (b) The auditory capsule. Owen. [ 1913 Webster ]

n. [ Petro + silex. ] (Min.) Felsite. [ 1913 Webster ]

a. Containing, or consisting of, petrosilex. [ 1913 Webster ]

n. [ Petro + stearine. ] A solid unctuous material, of which candles are made. [ 1913 Webster ]

v. i. [ L. retrospicere; retro back + specere, spectum, to look. See Spy, and cf. Expect. ] To look backward; hence, to affect or concern what is past. [ 1913 Webster ]

It may be useful to retrospect to an early period. A. Hamilton. [ 1913 Webster ]

n. A looking back on things past; view or contemplation of the past. Cowper. [ 1913 Webster ]

We may introduce a song without retrospect to the old comedy. Landor. [ 1913 Webster ]

n. The act, or the faculty, of looking back on things past. [ 1913 Webster ]