| adobe |
a building material of sun-dried clay mixed with straw, usu. made into bricks. [1/3 definitions] |
| annular eclipse |
an eclipse of the sun in which a ring-shaped portion of the sun remains visible around the moon. |
| aphelion |
the point that is farthest from the sun in the orbit of a planet or comet. |
| Aquarius |
the eleventh sign of the zodiac, which the sun enters about January 21. [1/3 definitions] |
| Aries |
the first sign of the zodiac, which the sun enters about March 21. [1/3 definitions] |
| ascendant |
in astrology, the point in the earth's orbit intersecting with the apparent path of the sun, or the sign of the zodiac rising in the east, at the time of an event such as one's birth. [1/4 definitions] |
| asteroid |
any of thousands of celestial bodies with diameters between one and five hundred miles that revolve around the sun in orbits that lie mostly between the orbits of Jupiter and Mars; planetoid. |
| astronomical unit |
a unit of length based on the average distance of the earth from the sun, equal to about 149.6 million kilometers or ninety-three million miles. |
| bone-dry |
(informal) dry as a bone after prolonged exposure to sun and wind; very dry or thirsty. |
| brick |
a uniform, rectangular block of clay, dried and hardened by sun or in a kiln, used as a building material. [1/6 definitions] |
| brown |
having sun-tanned skin. [1/6 definitions] |
| burn |
of a person or a person's skin, to be overexposed to the sun. [1/14 definitions] |
| cancer |
(cap.) the fourth sign of the zodiac, which the sun enters about June 21. [1/5 definitions] |
| Capricorn |
the tenth sign of the zodiac, which the sun enters about December 22. [1/3 definitions] |
| celestial navigation |
navigation based on the position of the sun, moon, and stars. |
| chromosphere |
a layer of gas, mostly hydrogen, that surrounds a star, esp. the sun, above the photosphere and below the corona. |
| circumsolar |
revolving around or surrounding the sun. |
| colorfast |
having color that will not fade even with exposure to sun or multiple washings. |
| comet |
a heavenly body orbiting the sun and having a nucleus surrounded by a nebulous sheath that may form an elongated tail when the body comes close to the sun. |
| conjunction |
in astronomy and astrology, the lining up of two or more celestial bodies, esp. the sun and a planet, along a line as viewed from Earth. [1/4 definitions] |
| Copernican system |
the theory, first held by Copernicus, that the earth and other planets revolve around the sun. |