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ng up; research; study; inquiry, esp. patient or thorough inquiry or examination; as, the investigations of the philosopher and the mathematician; the investigations of the judge, the moralist.

Of or pertaining to aërometry; as, aërometric investigations.

The science, doctrine, or demonstration of causes; esp., the investigation of the causes of any disease; the science of the origin and development of things.

Investigation of things by the analogy they bear to each other. Crabb.

The act of ascertaining; a reducing to certainty; a finding out by investigation; discovery. The positive ascertainment of its limits. Burke.

The investigation of the relation between the sun, moon, and stars, and the weather. -- As`*tro*me`te*or`o*log"ic*al, a. -- As`tro*me`te*or*ol"o*gist, n.

To set to work upon, as upon a task or problem, or some object of labor or investigation.

The investigation of life.

Without sight, discernment, or understanding; without thought, investigation, knowledge, or purpose of one's own. By his imperious mistress blindly led. Dryden.

To seek after plants for botanical investigation; to study plants.

able; fully competent; as, a capable instructor; a capable judge; a mind capable of nice investigations. More capable to discourse of battles than to give them. Motley.

A person versed in chemistry or given to chemical investigation; an analyst; a maker or seller of chemicals or drugs.

l medicine, Clinical surgery, that part of medicine or surgery which is occupied with the investigation of disease in the living subject.

Fitted to be a subject of judicial investigation; capable of being judicially heard and determined. Cognizable both in the ecclesiastical and secular courts. Ayliffe.

Liable to judicial investigation. Jer. Taylor.

Synthesis as opposed to analysis. The investigation of difficult things by the method of analysis ought ever to precede the method of composition. Sir I. Newton. Composition cloth, a kind of clotch covered with a preparation making it waterproof. -- Composition deed, an agreement for composition between a debtor and s…

alogies. Mocaulay. Many a quaint and curiousvolume of forgotten lore. E. A. Poe. Abstruse investigations in recondite branches of learning or sciense often bring to light curious results. C. J. Smith. Curious arts, magic. [Obs.] Many . . . which used curious arts brought their books together, and burned them. Acts xix.…

Discussion by dialogue as a method of scientific investigation.

The act of differentiating. Further investigation of the Sanskrit may lead to differentiation of the meaning of such of these roots as are real roots. J. Peile.

A formal or systematic inquiry into, or discussion of, any subject; a full examination or investigation of a matter, with the arguments and facts bearing upon it; elaborate essay; dissertation. For accurate research or grave disquisition he was not well qualified. Macaulay.