Words whose 10th letter is M

Automatism (n.) The state or quality of being automatic; the power of self-moving; automatic, mechanical, or involuntary action. (Metaph.) A theory as to the activity of matter.

Autotheism (n.) The doctrine of God's self-existence.

Autotheism (n.) Deification of one's self; self-worship.

Bantingism (n.) A method of reducing corpulence by avoiding food containing much farinaceous, saccharine, or oily matter; -- so called from William Banting of London.

Breastsummer (n.) A summer or girder extending across a building flush with, and supporting, the upper part of a front or external wall; a long lintel; a girder; -- used principally above shop windows.

Brontozoum (n.) An extinct animal of large size, known from its three-toed footprints in Mesozoic sandstone.

Calceiform (a.) Shaped like a slipper, as one petal of the lady's-slipper; calceolate.

Cancriform (a.) Having the form of, or resembling, a crab; crab-shaped.

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

Chronogram (n.) An inscription in which certain numeral letters, made to appear specially conspicuous, on being added together, express a particular date or epoch, as in the motto of a medal struck by Gustavus Adolphus in 1632: ChrIstVs DVX; ergo trIVMphVs.- the capitals of which give, when added as numerals, the sum 1632.

Cinchonism (n.) A condition produced by the excessive or long-continued use of quinine, and marked by deafness, roaring in the ears, vertigo, etc.

Clypeiform (a.) Shield-shaped; clypeate.

Coelospermous (a.) Hollow-seeded; having the ventral face of the seedlike carpels incurved at the ends, as in coriander seed.

Conchiform (a.) Shaped like one half of a bivalve shell; shell-shaped.

Copperworm (n.) The teredo; -- so called because it injures the bottoms of vessels, where not protected by copper.

Counterjumper (n.) A salesman in a shop; a shopman; -- used contemptuously.

Culiciform (a.) Gnat-shaped.

Deuterogamy (n.) A second marriage, after the death of the first husband of wife; -- in distinction from bigamy, as defined in the old canon law. See Bigamy.

Diathermometer (n.) An instrument for examining the thermal resistance or heat-conducting power of liquids.

Digitiform (a.) Formed like a finger or fingers; finger-shaped; as, a digitiform root.

Digitorium (n.) A small dumb keyboard used by pianists for exercising the fingers; -- called also dumb piano.

Disparagement (n.) Injurious comparison with an inferior; a depreciating or dishonoring opinion or insinuation; diminution of value; dishonor; indignity; reproach; disgrace; detraction; -- commonly with to.

Dysprosium (n.) An element of the rare earth-group. Symbol Dy; at. wt., 162.5.

Dynactinometer (n.) An instrument for measuring the intensity of the photogenic (light-producing) rays, and computing the power of object glasses.

Enneaspermous (a.) Having nine seeds; -- said of fruits.

Epithelioma (n.) A malignant growth containing epithelial cells; -- called also epithelial cancer.

Epithelium (n.) The superficial layer of cells lining the alimentary canal and all its appendages, all glands and their ducts, blood vessels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their appendages, -- the term endothelium being applied to the lining membrane of the blood vessels, lymphatics, and serous cavities.

Fumatorium (n.) An air-tight compartment in which vapor may be generated to destroy germs or insects; esp., the apparatus used to destroy San Jose scale on nursery stock, with hydrocyanic acid vapor.

Gnathidium (n.) The ramus of the lower jaw of a bird as far as it is naked; -- commonly used in the plural.

Heterodromous (a.) Moving in opposite directions; -- said of a lever, pulley, etc., in which the resistance and the actuating force are on opposite sides of the fulcrum or axis.

Heterophemy (n.) The unconscious saying, in speech or in writing, of that which one does not intend to say; -- frequently the very reverse of the thought which is present to consciousness.

Homologoumena (n. pl.) Those books of the New Testament which were acknowledged as canonical by the early church; -- distinguished from antilegomena.

Hydrothermal (a.) Of or pertaining to hot water; -- used esp. with reference to the action of heated waters in dissolving, redepositing, and otherwise producing mineral changes within the crust of the globe.

Hypoptilum (n.) An accessory plume arising from the posterior side of the stem of the contour feathers of many birds; -- called also aftershaft. See Illust. of Feather.

Interferometer (n.) An instrument for measuring small movements, distances, or displacements by means of the interference of two beams of light; -- called also refractometer.

Karyoplasma (n.) The protoplasmic substance of the nucleus of a cell: nucleoplasm; -- in opposition to kytoplasma, the protoplasm of the cell.

Katabolism (n.) Destructive or downward metabolism; regressive metamorphism; -- opposed to anabolism. See Disassimilation.

Lageniform (a.) Shaped like a bottle or flask; flag-shaped.

Linguiform (a.) Having the form of the tongue; tongue-shaped.

Molybdenum (n.) A rare element of the chromium group, occurring in nature in the minerals molybdenite and wulfenite, and when reduced obtained as a hard, silver-white, difficulty fusible metal. Symbol Mo. Atomic weight 95.9.

Monopodium (n.) A single and continuous vegetable axis; -- opposed to sympodium.

Monothalamous (a.) One-chambered.

Naturalism (n.) Specif., the principles and characteristics professed or represented by a 19th-century school of realistic writers, notably by Zola and Maupassant, who aimed to give a literal transcription of reality, and laid special stress on the analytic study of character, and on the scientific and experimental nature of their observation of life.

Nasturtium (n.) Any plant of the genus Tropaeolum, geraniaceous herbs, having mostly climbing stems, peltate leaves, and spurred flowers, and including the common Indian cress (Tropaeolum majus), the canary-bird flower (T. peregrinum), and about thirty more species, all natives of South America. The whole plant has a warm pungent flavor, and the fleshy fruits are used as a substitute for capers, while the leaves and flowers are sometimes used in salads.

Nonuniformist (n.) One who believes that past changes in the structure of the earth have proceeded from cataclysms or causes more violent than are now operating; -- called also nonuniformitarian.

Odontostomatous (a.) Having toothlike mandibles; -- applied to certain insects.

Omphalotomy (n.) The operation of dividing the navel-string.

Orthospermous (a.) Having the seeds straight, as in the fruits of some umbelliferous plants; -- opposed to coelospermous.

Pancratium (n.) A genus of Old World amaryllideous bulbous plants, having a funnel-shaped perianth with six narrow spreading lobes. The American species are now placed in the related genus Hymenocallis.

Paralogism (n.) A reasoning which is false in point of form, that is, which is contrary to logical rules or formulae; a formal fallacy, or pseudo-syllogism, in which the conclusion does not follow from the premises.

Parapodium (n.) One of the lateral appendages of an annelid; -- called also foot tubercle.

Perigynium (n.) Some unusual appendage about the pistil, as the bottle-shaped body in the sedges, and the bristles or scales in some other genera of the Sedge family, or Cyperaceae.

Perihelium (n.) That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.

Petaliform (a.) Having the form of a petal; petaloid; petal-shaped.

Phanerogamous (a.) Having visible flowers containing distinct stamens and pistils; -- said of plants.

Pharisaism (n.) Rigid observance of external forms of religion, without genuine piety; hypocrisy in religion; a censorious, self-righteous spirit in matters of morals or manners.

Phyllostome (n.) Any bat of the genus Phyllostoma, or allied genera, having large membranes around the mouth and nose; a nose-leaf bat.

Physostigmine (n.) An alkaloid found in the Calabar bean (the seed of Physostigma venenosum), and extracted as a white, tasteless, substance, amorphous or crystalline; -- formerly called eserine, with which it was regarded as identical.

Plagiostomi (n. pl.) An order of fishes including the sharks and rays; -- called also Plagiostomata.

Polythalamous (a.) Many-chambered; -- applied to shells of Foraminifera and cephalopods. See Illust. of Nautilus.

Protoplasm (n.) The viscid and more or less granular material of vegetable and animal cells, possessed of vital properties by which the processes of nutrition, secretion, and growth go forward; the so-called " physical basis of life;" the original cell substance, cytoplasm, cytoblastema, bioplasm sarcode, etc.

Pusillanimous (a.) Destitute of a manly or courageous strength and firmness of mind; of weak spirit; mean-spirited; spiritless; cowardly; -- said of persons, as, a pussillanimous prince.

Quadrivium (n.) The four "liberal arts," arithmetic, music, geometry, and astronomy; -- so called by the schoolmen. See Trivium.

Scrotiform (a.) Purse-shaped; pouch-shaped.

Scyphiform (a.) Cup-shaped.

Semicupium (n.) A half bath, or one that covers only the lewer extremities and the hips; a sitz-bath; a half bath, or hip bath.

Sextodecimo (a.) Having sixteen leaves to a sheet; of, or equal to, the size of one fold of a sheet of printing paper when folded so as to make sixteen leaves, or thirty-two pages; as, a sextodecimo volume.

Sextodecimo (n.) A book composed of sheets each of which is folded into sixteen leaves; hence, indicating, more or less definitely, a size of a book; -- usually written 16mo, or 16?.

Simulacrum (n.) A likeness; a semblance; a mock appearance; a sham; -- now usually in a derogatory sense.

Spermoderm (n.) The covering of a seed; -- sometimes limited to the outer coat or testa.

Sphenogram (n.) A cuneiform, or arrow-headed, character.

Stelliform (a.) Like a star; star-shaped; radiated.

Syringotome (n.) A small blunt-pointed bistoury, -- used in syringotomy.

Trachystomata (n. pl.) An order of tailed aquatic amphibians, including Siren and Pseudobranchus. They have anterior legs only, are eel-like in form, and have no teeth except a small patch on the palate. The external gills are persistent through life.

Unaccustomed (a.) Not used; not habituated; unfamiliar; unused; -- which to.

Uniformism (n.) The doctrine of uniformity in the geological history of the earth; -- in part equivalent to uniformitarianism, but also used, more broadly, as opposed to catastrophism.

Vaticanism (n.) The doctrine of papal supremacy; extreme views in support of the authority of the pope; ultramontanism; -- a term used only by persons who are not Roman Catholics.

Veretillum (n.) Any one of numerous species of club-shaped, compound Alcyonaria belonging to Veretillum and allied genera, of the tribe Pennatulacea. The whole colony can move about as if it were a simple animal.

Ypsiliform (a.) Resembling the / in appearance; -- said of the germinal spot in the ripe egg at one of the stages of fecundation.

About the author

Mark McCracken Author: Mark McCracken is a corporate trainer and author living in Higashi Osaka, Japan. He is the author of thousands of online articles as well as the Business English textbook, "25 Business Skills in English".

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