Look up: asteroid

1. Asteroid
   An asteroid is a large rock or small planet from the belt that orbits the sun between Mars and Jupiter. An asteroid impact with the Earth may have caused the extinction of the dinosaurs.
   Found on http://www.enchantedlearning.com/subject
   
   
2. Asteroid
   One of a number of objects ranging in size from sub-km to about 1000 km, most of which lie between the orbits of Mars and Jupiter; also called 'minor planet'. The preliminary designations consist of the year of discovery, an upper case letter to indicate the halfmonth in that year (A=Jan 1-15, B=Jan...
   Found on http://www.imo.net/glossary
   
   
3. asteroid
   [adj] - shaped like a star 2. [n] - any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
   Found on http://www.webdictionary.co.uk/definitio
   
   
4. Asteroid
   [pronounce: ass-ter-oyd ] A small lump of rock orbiting around the Sun.
   Found on http://www.encyclo.co.uk/local/20442
   
   
5. Asteroid
   Small fragments of rock floating around in space left over from the formation of the Solar System 4,500 million years ago.
   Found on http://www.solarspace.co.uk/Glossary.php
   
   
6. Asteroid
   A small rocky or metallic interplanetary body (bolide). A concentration of these bodies is found in the Asteroid belt between Mars and Jupiter.
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7. Asteroid
   An asteriod is a lump of rock which orbits around the sun. (The biggest asteroids are about 100km across, although many are 1km or less across. Asteroids orbit the Sun in the asteroid belt, between the orbits of Mars and Jupiter
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8. Asteroid
   (Also 'planetoid') These are rocky bodies, the vast majority of which orbit the Sun between Mars and Jupiter. It is thought that there must be around 100,000 in all. The largest asteroid is Ceres, which has a diameter of 579 miles. The smallest detected asteroids have diameters of several hundred feet. Together with comets and meteoroids, asteroids…
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
9. Asteroid
   Any of the thousands of small bodies that revolve about the sun in orbits lying mostly between those of Mars and Jupiter. Also known as a minor planet.
   Found on http://www.chemicalglossary.net/definiti
   
   
10. asteroid
    asteroid hyalosis:the presence of numerous,small,discrete,spherical or oval-shaped bodies in the vitreous humour,occurring essentially as a senile phenomenon,more common in males than in females and more frequently unilateral than bilateral Category: Medicine • 2)snowball-like bodies of ...
    Found on http://www.mijnwoordenboek.nl/definition
    
    
11. Asteroid
    As'ter·oid noun [ Greek ... starlike, starry; 'asth`r star + ... form: confer French astéroïde . See Aster .] A starlike body; esp. one of the numerous small planets whose orbits lie between those of Mars and Jupiter; -- called...
    Found on http://www.encyclo.co.uk/webster/A/135
    
    
12. asteroid
    Resembling a star. ... Origin: G. Aster, star, + eidos, resemblance ... (05 Mar 2000) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
13. asteroid
    star-shaped adjective shaped like a star
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
14. asteroid
    noun any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
15. asteroid
    (as´tәr-oid) star-shaped.
    Found on http://www.encyclo.co.uk/local/21001
    
    
16. Asteroid
    • (n.) A starlike body; esp. one of the numerous small planets whose orbits lie between those of Mars and Jupiter; -- called also planetoids and minor planets.
    Found on http://thinkexist.com/dictionary/meaning
    
    
17. asteroid
    any of a host of rocky small bodies, about 1,000 km (600 miles) or less in diameter, that orbit the Sun primarily between the orbits of Mars and ... [24 related articles]
    Found on http://www.britannica.com/eb/a-z/a/115
    
    
18. asteroid
    asteroid Other 'star' units: astro-, sidero-, stell-.
    Found on http://www.wordinfo.info/words/index/inf
    
    
19. asteroid
    asteroid, planetoid,or minor planet,small body orbiting the sun. More than 10,000 asteroids have orbits sufficiently well known to have been cataloged and named; thousands more exist. Most asteroids are irregularly shaped, unlike the spherically shaped major planets. The largest asteroids, Quaoar (d...
    Found on http://www.infoplease.com/ce6/sci/A08051
    
    
20. Asteroid
    An asteroid is a minor planetary body.
    Found on http://www.probertencyclopaedia.com/brow
    
    
21. Asteroid
    Asteroid is a Sci-Fi action adventure starring Michael Biehn, Annabella Sciorra, Zachary B Charles, Anthony Zerbe and Don Franklin in a story about the American authorities struggling to avoid a disaster as a giant asteroid heads for Dallas, Texas. Asteroid was directed by Bradford May in 1997.
    Found on http://www.probertencyclopaedia.com/brow
    
    
22. asteroid
    Type: Term Pronunciation: as′tĕ-royd Definitions: 1. Resembling a star.
    Found on http://www.medilexicon.com/medicaldictio
    
    
23. asteroid
    Any of many thousands of small bodies, made of rock and minerals, that orbit the Sun. Most lie in a region called the asteroid belt between the orbits of Mars and Jupiter, and are thought to be fragments left over from the formation of the Solar System. About 100,000 asteroids may exist, but their t...
    Found on http://www.talktalk.co.uk/reference/ency
    
    
24. asteroid
    one of the thousands of tiny planets orbiting the Sun mostly located between the orbits of Mars and Jupiter.
    Found on http://www.kidseclipse.com/pages/glossar
    
    
25. Asteroid
    Any of the thousands of small rocky objects that orbit around the Sun, most of them between the orbits of Mars and Jupiter (although some pass closer to the Sun that Earth does and others have orbits that take them well beyond Jupiter). The largest asteroid is one called Ceres; it's about as wide as the state of Texas.
    Found on http://www.astrosociety.org/education/pu