| micrometeorite | (n) a meteorite or meteoroid so small that it drifts down to earth without becoming intensely heated in the atmosphere, Syn. micrometeoroid, micrometeor |
| micrometeorite | n. A meteorite so small that it drifts down to Earth without becoming intensely heated in the earth's atmosphere. [ WordNet 1.5 ] |
| 流星塵 | [りゅうせいじん, ryuuseijin] (n) micrometeorite [Add to Longdo] |