| 释义 |
meteoroid, a. and n.|ˈmiːtɪərɔɪd|
[f. meteor + -oid.]
a. n. A body moving through space, of the same nature as those which when passing through the atmosphere become visible as meteors.
b. adj. Of the nature of a meteoroid.
1865H. A. Newton in Amer. Jrnl. Sci. Ser. ii. XXXIX. 198 The term meteoroid will be used to designate such a body before it enters the earth's atmosphere. 1867T. L. Phipson Meteors, etc. xvi. 176 The perturbations of meteoroid masses circulating in space..must be considerable. Ibid. 178 The satellite and planetary theories of meteoroids. 1871Rep. Brit. Assoc. 45 A very small nebular mass of meteoroids or of cometoids having been deflected [etc.].
Hence meteoˈroidal a., of or pertaining to meteoroids.
1881Smithsonian Rep. 29 This remarkable group of planetoidal or meteoroidal bodies forms a tolerably wide zone or ring between the orbits of Mars and Jupiter. 1883American VII. 152 The meteoroidal or cosmical dust of the realms of space. |