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The description of microscopic objects.

The millionth part of an ohm.

A tribe of Lepidoptera, including a vast number of minute species, as the plume moth, clothes moth, etc.

An extinct genus of small Triassic mammals, the oldest yet found in European strata.

A rare mineral of resinous luster and high specific gravity. It is a tantalate of calcium, and occurs in octahedral crystals usually very minute.

Same as Microlite, 2.

Formed of small stones.

Of or pertaining to micrology; very minute; as, micrologic examination. -- Mi`cro*log"ic*al*ly, adv.

That part of science which treats of microscopic objects, or depends on microscopic observation.

One of the smaller cells, or blastomeres, resulting from the complete segmentation of a telolecithal ovum.

An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given directly is that of the image of the object formed at the focus of the object glass. Circular, or Ring, micrometer, a metallic ring fixed in the foc…

Belonging to micrometry; made by the micrometer. -- Mi`cro*met"ric*al*ly, adv.

The art of measuring with a micrometer.

The millionth part of a meter.

A measure of length; the thousandth part of one millimeter; the millionth part of a meter.

Of or pertaining to Micronesia, a collective designation of the islands in the western part of the Pacific Ocean, embracing the Marshall and Gilbert groups, the Ladrones, the Carolines, etc.

A dark race inhabiting the Micronesian Islands. They are supposed to be a mixed race, derived from Polynesians and Papuans.

An instrument for noting minute portions of time.

Any microscopic form of life; -- particularly applied to bacteria and similar organisms, esp. such are supposed to cause infectious diseases.

A kind of pantograph which produces copies microscopically minute.