METEORS
\mˈiːtɪəz], \mˈiːtɪəz], \m_ˈiː_t_ɪ__ə_z]\
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Any solid objects moving in interplanetary space that are smaller than a planet or asteroid but larger than a molecule. Meteorites are any meteoroid that has fallen to a planetary surface. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
By DataStellar Co., Ltd
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.