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consisting essentially of a triclinic feldspar and pyroxene with magnetic iron; -- often limited to rocks pretertiary in age. It includes part of what was early called greenstone.

The form of speech of a limited region or people, as distinguished from ether forms nearly related to it; a variety or subdivision of a language; speech characterized by local peculiarities or specific circumstances; as, the Ionic and Attic were dialects of Greece; the Yorkshire dialect; the dialect of the learned. In…

arances or illusions, whether these arise from accident or error, or from those necessary limitations which, according to this philosopher, originate in the constitution of the human intellect.

; especially, a magistrate created in times of exigence and distress, and invested with unlimited power. Invested with the authority of a dictator, nay, of a pope, over our language. Macaulay.

ism. Differential calculus. (Math.) See under Calculus. -- Differential coefficient, the limit of the ratio of the increment of a function of a variable to the increment of the variable itself, when these increments are made indefinitely small. -- Differential coupling, a form of slip coupling used in light machinery…

Without dimensions; marking dimensions or the limits. Who can draw the soul's dimensive lines Sir J. Davies.

o enter slightly or cursorily; to engage one's self desultorily or by the way; to partake limitedly; -- followed by in or into. "Dipped into a multitude of books." Macaulay.

A slender grooved instrument upon which a knife is made to slide when it is wished to limit the extent of motion of the latter, or prevent its injuring the parts beneath.

To divide into districts or limited portions of territory; as, legislatures district States for the choice of representatives.

ger as the series is extended; a series the sum of whose terms does not approach a finite limit when the series is extended indefinitely; -- opposed to a converging series.

To cause to be separate; to keep apart by a partition, or by an imaginary line or limit; as, a wall divides two houses; a stream divides the towns. Let it divide the waters from the waters. Gen. i. 6.

A residence at a particular place accompanied with an intention to remain there for an unlimited time; a residence accepted as a final abode. Wharton.

e during which anything exists. It was proposed that the duration of Parliament should be limited. Macaulay. Soon shall have passed our own human duration. D. Webster.

boats will go out on the ebb. Thou shoreless flood which in thy ebb and flow Claspest the limits of morality! Shelley.

Pertaining to an eclipse or to eclipses. Lunar ecliptic limit (Astron.), the space of 12º on the moon's orbit from the node, within which, if the moon happens to be at full, it will be eclipsed. -- Solar ecliptic limit, the space of 17º from the lunar node, within which, if a conjunction of the sun and moon occur, the…

removal of external pressure, as the air, steam, and other gases and vapors. -- Elastic limit (Mech.), the limit of distortion, by bending, stretching, etc., that a body can undergo and yet return to its original form when relieved from stress; also, the unit force or stress required to produce this distortion. Withi…

eadth being side); hence, extremity, in general; the concluding part; termination; close; limit; as, the end of a field, line, pole, road; the end of a year, of a discourse; put an end to pain; -- opposed to Ant: beginning, when used of anything having a first part. Better is the end of a thing than the beginning there…

Infinite; excessive; unlimited. Shak.

The albumen of a seed; -- limited by recent writers to that formed within the embryo sac.

To make larger; to increase in quantity or dimensions; to extend in limits; to magnify; as, the body is enlarged by nutrition; to enlarge one's house. To enlarge their possessions of land. Locke.