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ither both curved, or one curved and the other plane, and commonly used, either singly or combined, in optical instruments, for changing the direction of rays of light, and thus magnifying objects, or otherwise modifying vision. In practice, the curved surfaces are usually spherical, though rarely cylindrical, or of so…

and is probably contagious.Mycobacterium leprae, curable in most cases by therapy with a combination of antibiotics, but cases resistant to therapy are increasing.

red rings or disks forming a part of in are in such a position (indicated by a particular combination of the letters) as to permit the bolt to be withdrawn. A strange lock that opens with AMEN. Beau. & Fl. -- Letter paper, paper for writing letters on; especially, a size of paper intermediate between note paper and foo…

A combining form signifying white, colorless; specif. (Chem.), denoting an extensive series of colorless organic compounds, obtained by reduction from certain other colored compounds; as, leucaniline, leucaurin, etc.

tion of the escape wheel with that of the balance. Universal lever, a machine formed by a combination of a lever with the wheel and axle, in such a manner as to convert the reciprocating motion of the lever into a continued rectilinear motion of some body to which the power is applied.

linseed oil; specifically (Chem.), designating an organic acid, a thin yellow oil, found combined as a salt of glycerin in oils of linseed, poppy, hemp, and certain nuts.

A line inclosing or forming the extremity of a piece of ground, or field of combat; hence, in the plural (lists), the ground or field inclosed for a race or combat. Chaucer. In measured lists to toss the weighty lance. Pope. To enter the lists, to accept a challenge, or engage in contest.

Combining forms fr. Gr. li`qos a stone; -- used chiefly in naming minerals and rocks.

A combining form from Gr. stone.

A combination of meat with vegetables, bread, etc., usually stewed, sometimes baked; an olio.

motive having four pairs of connected drivers. -- Locomotive car, a locomotive and a car combined in one vehicle; a dummy engine. [U.S.] -- Locomotive engine. Same as Locomotive, above. -- Mogul locomotive. See Mogul.

A sort of riddle in which it is required to discover a chosen word from various combinations of its letters, or of some of its letters, which form other words; -- thus, to discover the chosen word chatter form cat, hat, rat, hate, rate, etc. B. Jonson.

which floats them to the sawmill or to market. In this labor neighboring camps of loggers combine to assist each other in turn. Longfellow. [U.S.]

A combining form denoting a discourse, treatise, doctrine, theory, science; as, theology, geology, biology, mineralogy.

k in the face, to face or meet with boldness or confidence; hence, sometimes, to meet for combat. -- To look out, to seek for; as, prudent persons look out associates good reputation.

A match made of a sliver of wood tipped with a combustible substance, and ignited by friction; -- called also lucifer match, and locofoco. See Locofoco.

A combining form signifying orange yellow or brownish yellow.

In general, any combination of bodies so connected that their relative motions are constrained, and by means of which force and motion may be transmitted and modified, as a screw and its nut, or a lever arranged to turn about a fulcrum or a pulley about its pivot, etc.; especially, a construction, more or less complex,…

Any species of the genus Scomber, and of several related genera. They are finely formed and very active oceanic fishes. Most of them are highly prized for food.

A combining form signifying long, large, great; as macrodiagonal, macrospore.