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n of rediæ, or else cercariæ within its own body. Called also proscolex, and nurse. See Illustration in Appendix.

hay for cattle; -- called also English grass, and in some localities herd's grass. See Illustration in Appendix. The tall redtop is Triodia seslerioides.

e passes between the right elbow and the body at an angle of 45°, and is held as in the illustration. -- To reverse an engine or a machine, to cause it to perform its revolutions or action in the opposite direction.

gent, hooklike, lingual teeth in each transverse row. It includes the scutibranchs. See Illustration in Appendix.

hich different types of vessels are distinguished; as, schooner rig, ship rig, etc. See Illustration in Appendix.

ular, free-swimming oceanic tunicates found abundantly in all the warmer latitudes. See Illustration in Appendix.

gest Known land animals, belonging to Brontosaurus, Camarasaurus, and alied genera. See Illustration in Appendix.

t the base of each of the armlike lobes of the manubrium of many rhizostome medusæ. See Illustration in Appendix.

e than two masts are designated three-masted schooners, four-masted schooners, etc. See Illustration in Appendix.

A kind of pasture grass (Cynodon Dactylon). See Bermuda grass: also Illustration in Appendix.

See under Robin, and Illustration in Appendix.

circle, or so much of the circle as is cut off by the chord; as, the segment acb in the Illustration.

One of the Selachii. See Illustration in Appendix.

rogenitor; -- used especially of the ancient clans in Ireland. The chief, struck by the illustration, asked at once to be baptized, and all his sept followed his example. S. Lover.

the lock plate up, and the muzzle elevated and inclined to the left, and held as in the illustration.

a name which is also applied to a semicylindrical pipe used as a sliding valve. In the illustration, a is the cylinder of a steam engine, in which plays the piston p; b the steam chest, receiving its supply from the pipe i, and containing the slide valve s, which is shown as admitting steam to one end of the cylinder…

e 1880. One radical distinction is that a slop may carry a centerboard. See Cutter, and Illustration in Appendix. Sloop of war, formerly, a vessel of war rigged either as a ship, brig, or schooner, and mounting from ten to thirty-two guns; now, any war vessel larger than a gunboat, and carrying guns on one deck only.…

es (called faculæ) as well as dark spaces (called maculæ). Called also solar spots. See Illustration in Appendix. -- Sun star (Zoöl.), any one of several species of starfishes belonging to Solaster, Crossaster, and allied genera, having numerous rays. -- Sun trout (Zoöl.), the squeteague. -- Sun wheel. (Mach.) See S…

essive; as, a superfluous price. Shak. An authority which makes all further argument or illustration superfluous. E. Everett. Superfluous interval (Mus.), an interval that exceeds a major or perfect interval by a semitone.

ty would involve or admit of; to imagine or admit to exist, for the sake of argument or illustration; to assume to be true; as, let us suppose the earth to be the center of the system, what would be the result Suppose they take offence without a cause. Shak. When we have as great assurance that a thing is, as we could…