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See Graphoscope.

An optical instrument for magnifying engravings, photographs, etc., usually having one large lens and two smaller ones.

A group of transparent, free-swimming Annelida, having setae only in the cephalic appendages.

A ventral canal or groove, in which the males of some dioecious trematodes carry the female. See Illust. of Hæmatozoa.

, etc. It was devised by Professor W. R. Johnson, in 1832, by whom it was called the rotascope.

Pertaining to the gyroscope; resembling the motion of the gyroscope.

A hæmoscope.

ed by Hermann, for regulating and measuring the thickness of a layer of blood for spectroscopic examination.

An opening made in the interior walls of a cruciform church to afford a view of the altar to those in the transepts; -- called, in architecture, a squint. Hook.

An instrument for exhibition or illustration of the phenomena of halos, parhelia, and the like.

The act or process of repairing lesions made by ulcers, especially by a plastic operation.

A telescope or instrument for viewing the sun without injury to the eyes, as through colored glasses, or with mirrors which reflect but a small portion of light. -- He`li*o*scop`ic, a.

Divination by inspecting the liver of animals.

Divination by inspection of entrails of victims offered in sacrifice.

The representation made of the aspect of the heavens at the moment of a person's birth, by which the astrologer professed to foretell the events of the person's life; especially, the sign of the zodiac rising above the horizon at such a moment.

One versed in horoscopy; an astrologer.

The art or practice of casting horoscopes, or observing the disposition of the stars, with a view to prediction events.

An instrument designed to mark the presence of water, especially in air. Weale.

An instrument which shows whether there is more or less moisture in the atmosphere, without indicating its amount.

Of or pertaining to, or indicated by, the hygroscope; not readily manifest to the senses, but capable of detection by the hygroscope; as, glass is often covered with a film of hygroscopic moisture.