| corvette |
a small, swift, lightly armed ship, used esp. as an escort. [2 definitions] |
| corvine |
of, like, or pertaining to crows, ravens, or jays. |
| cory |
the smaller monetary unit of Guinea. (Cf. syli.) |
| corymb |
a flat-topped cluster of flowers in which the flower stalks grow upwards from various points of the main stem and become level with each other. |
| coryza |
a head cold. |
| Cos. |
abbreviation of "Companies," a plural form of "Company" (used in a proper name). |
| coscript |
combined form of script. |
| cosecant |
in trigonometry, the secant of the complement or the reciprocal of the sine of a given angle or arc. |
| cosign |
to sign together with another or others. [2 definitions] |
| cosignatory |
affixing one's signature on a document together with one or more other persons. [2 definitions] |
| cosine |
in trigonometry, the ratio between the length of the side next to one of the acute angles in a right triangle and the length of the hypotenuse. |
| cosmetic |
any preparation, such as lipstick or nail polish, made to be applied externally to the body to increase attractiveness. [4 definitions] |
| cosmetology |
the study of cosmetics or the profession of applying them. |
| cosmic |
of or relating to the universe or cosmos. [3 definitions] |
| cosmic dust |
very fine particles of matter found in interplanetary space. |
| cosmic noise |
interference from radio waves beyond the earth; galactic noise. |
| cosmic ray |
high energy radiation, consisting primarily of high-energy protons and alpha particles, that primarily originates from outside the solar system. Upon collision with earth's atmosphere, secondary particles can be produced that sometimes reach the earth's surface. |
| cosmic rays |
streams of high-energy charged atomic nuclei or other particles that enter the earth's atmosphere from outer space. |
| cosmo- |
world; universe. |
| cosmochemistry |
the science concerned with the distribution of chemical substances in the universe. |
| cosmogony |
the study or a theory of the beginnings, structure, and evolution of the universe. |