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Especially, pertaining to, or derived from, one's own consciousness, in distinction from external observation; ralating to the mind, or intellectual world, in distinction from the outward or material excessively occupied with, or brooding over, one's own internal states.

Sucking. -- Sucker rod, a pump rod. See under Pump. -- Sucker tube (Zoöl.), one of the external ambulacral tubes of an echinoderm, -- usually terminated by a sucker and used for locomotion. Called also sucker foot. See Spatangoid.

family Nectariniidæ, native of Africa, Southern Asia, the East Indies, and Australia. In external appearance and habits they somewhat resemble humming birds, but they are true singing birds (Oscines).

en added; to annex, as something extrinsic. The strength of any living creature, in those external motion, is something distinct from, and superadded unto, its natural gravity. Bp. Wilkins. The peacock laid it extremely to heart that he had not the nightingale's voice superadded to the beauty of his plumes. L'Estrange.…

Hence, outward or external appearance. Vain and weak understandings, which penetrate no deeper than the surface. V. Knox.

The things which surround or environ; external or attending circumstances or conditions.

ne of numerous species of Diptera belonging to Tachina and allied genera. Their larvæ are external parasites of other insects.

The act of touching; touch; contact; tangency. "External taction." Chesterfield.

The young aquatic larva of any amphibian. In this stage it breathes by means of external or internal gills, is at first destitute of legs, and has a finlike tail. Called also polliwig, polliwog, porwiggle, or purwiggy.

faculty of perceiving cold and warmth, and so of perceiving differences of temperature in external objects. H. N. Martin.

The external hard or firm covering of many invertebrate animals.

Compression, especially constriction of vessels by an external cause.

An external local application or remedy, as a plaster, a blister, etc. [Obsoles.] Wiseman.

egs only, are eel-like in form, and have no teeth except a small patch on the palate. The external gills are persistent through life.

The prominence in front of the external opening of the ear. See Illust. under Ear.

A wound or injury directly produced by causes external to the body; also, violence producing a wound or injury; as, rupture of the stomach caused by traumatism.

trument known, and in form the archetype of all others. It probably owes its name to "its external resemblance to the large speaking trumpet used on board Italian vessels, which is of the same length and tapering shape." Grove. -- Trumpet shell (Zoöl.), any species of large marine univalve shells belonging to Triton a…

y were formerly classed with acephalous mollusks. The body is usually covered with a firm external tunic, consisting in part of cellulose, and having two openings, one for the entrance and one for the exit of water. The pharynx is usually dilated in the form of a sac, pierced by several series of ciliated slits, and se…

An extensive group of worms which have the body covered externally with vibrating cilia. It includes the Rhabdocoela and Dendrocoela. Formerly, the nemerteans were also included in this group.

its impulse or reaction in flowing either outward from a central chamber, inward from an external casing, or from above downward, etc.; -- also called turbine wheel.