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A combining form signifying:

er head, the head of a micrometer screw. -- Micrometer microscope, a compound microscope combined with a filar micrometer, used chiefly for reading and subdividing the divisions of large astronomical and geodetical instruments. -- Micrometer screw, a screw with a graduated head used in some forms of micrometers. --…

sensitive plate the magnified image of an object formed by a microscope or other suitable combination of lenses.

An optical instrument, consisting of a lens, or combination of lenses, for making an enlarged image of an object which is too minute to be viewed by the naked eye. Compound microscope, an instrument consisting of a combination of lenses such that the image formed by the lens or set of lenses nearest the object (called…

A combination of the coarser parts of ground wheat the finest bran, separated from the fine flour and coarse bran in bolting; -- formerly regarded as valuable only for feed; but now, after separation of the bran, used for making the best quality of flour. Middlings contain a large proportion of gluten.…

A vertical water space in a fire box or combustion chamber.

In the English naval service, the second rank attained by a combatant officer after a term of service as naval cadet. Having served three and a half years in this rank, and passed an examination, he is eligible to promotion to the rank of lieutenant.

Engaged in warfare; fighting; combating; serving as a soldier. -- Mil"i*tant*ly, adv. At which command the powers militant... Moved on in silence. Milton. Church militant, the Christian church on earth, which is supposed to be engaged in a constant warfare against its enemies, and is thus distinguished from the church…

for expelling the juice, sap, etc., from vegetable tissues by pressure, or by pressure in combination with a grinding, or cutting process; as, a cider mill; a cane mill.

The process of mineralizing, or forming a mineral by combination of a metal with another element; also, the process of converting into a mineral, as a bone or a plant.

An element which is combined with a metal, thus forming an ore. Thus, in galena, or lead ore, sulphur is a mineralizer; in hematite, oxygen is a mineralizer.

To mix; intermix; to combine or join, as an individual or part, with other parts, but commonly so as to be distinguishable in the product; to confuse; to confound. There was... fire mingled with the hail. Ex. ix. 24.

ormed by mixing; united; mingled; blended. See Mix, v. t. & i. Mixed action (Law), a suit combining the properties of a real and a personal action. -- Mixed angle, a mixtilineal angle. -- Mixed fabric, a textile fabric composed of two or more kinds of fiber, as a poplin. -- Mixed marriage, a marriage between persons…

An organ stop, comprising from two to five ranges of pipes, used only in combination with the foundation and compound stops; -- called also furniture stop. It consists of high harmonics, or overtones, of the ground tone.

Any combination of qualities or relations, considered apart from the substance to which they belong, and treated as entities; more generally, condition, or state of being; manner or form of arrangement or manifestation; form, as opposed to matter. Modes I call such complex ideas, which, however compounded, contain not…

porch or doorway; the pier mold of a Gothic pier, meaning the whole profile, section, or combination of parts.

A group of atoms so united and combined by chemical affinity that they form a complete, integrated whole, being the smallest portion of any particular compound that can exist in a free state; as, a molecule of water consists of two atoms of hydrogen and one of oxygen. Cf. Atom.

An atom or radical whose valence is one, or which can combine with, be replaced by, or exchanged for, one atom of hydrogen. Monad deme (Biol.), in tectology, a unit of the first order of individuality.

A character or cipher composed of two or more letters interwoven or combined so as to represent a name, or a part of it (usually the initials). Monograms are often used on seals, ornamental pins, rings, buttons, and by painters, engravers, etc., to distinguish their works. Monogram.

A duel; single combat. "The duello or monomachia." Sir W. Scott.