Words starting with r

Words and definitions

Meaning of Radius

Radius means: The movable limb of a sextant or other angular instrument.

Meaning of Radius vector

Radius vector means: A straight line (or the length of such line) connecting any point, as of a curve, with a fixed point, or pole, round which the straight line turns, and to which it serves to refer the successive points of a curve, in a system of polar coordinates. See Coordinate, n.

Meaning of Radius vector

Radius vector means: An ideal straight line joining the center of an attracting body with that of a body describing an orbit around it, as a line joining the sun and a planet or comet, or a planet and its satellite.

Meaning of Radices

Radices means: of Radix

Meaning of Radixes

Radixes means: of Radix

Meaning of Radix

Radix means: A primitive word, from which spring other words; a radical; a root; an etymon.

Meaning of Radix

Radix means: A number or quantity which is arbitrarily made the fundamental number of any system; a base. Thus, 10 is the radix, or base, of the common system of logarithms, and also of the decimal system of numeration.

Meaning of Radix

Radix means: A finite expression, from which a series is derived.

Meaning of Radix

Radix means: The root of a plant.

Meaning of Radulae

Radulae means: of Radula

Words and definitions

Meaning of Zeuzerian

Zeuzerian means: Any one of a group of bombycid moths of which the genus Zeuzera is the type. Some of these moths are of large size. The goat moth is an example.

Meaning of Zeus

Zeus means: The chief deity of the Greeks, and ruler of the upper world (cf. Hades). He was identified with Jupiter.

Meaning of Zeugobranchiata

Zeugobranchiata means: Same as Zygobranchia.

Meaning of Zeugmatic

Zeugmatic means: Of or pertaining to zeugma; characterized by zeugma.

Meaning of Zeugma

Zeugma means: A figure by which an adjective or verb, which agrees with a nearer word, is, by way of supplement, referred also to another more remote; as, "hic illius arma, hic currus fuit;" where fuit, which agrees directly with currus, is referred also to arma.

Meaning of Zeuglodonta

Zeuglodonta means: Same as Phocodontia.

Meaning of Zeuglodont

Zeuglodont means: Any species of Zeuglodonta.

Meaning of Zeuglodon

Zeuglodon means: A genus of extinct Eocene whales, remains of which have been found in the Gulf States. The species had very long and slender bodies and broad serrated teeth. See Phocodontia.

Meaning of Zetetics

Zetetics means: A branch of algebra which relates to the direct search for unknown quantities.

Meaning of Zetetic

Zetetic means: A seeker; -- a name adopted by some of the Pyrrhonists.

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