
A terrestrial planet, telluric planet or rocky planet is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the terrestrial planets are the inner planets closest to the Sun. The terms `terrestrial planet` and `telluric planet` are derived from Latin words for Earth (Terra and Tellus), as these planets are...
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http://en.wikipedia.org/wiki/Terrestrial_planet

Small and rocky planet which includes Mercury, Venus, Earth, and Venus.
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Any of the four planets closest to the Sun
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http://www.braeunig.us/space/glossary.htm

(from the article `planet`) Of the eight currently recognized planets of the solar system, the inner four, from Mercury to Mars, are called terrestrial planets; those from ... In the inner planetary system where the terrestrial planetsMercury, Venus, Earth, and Marsreside, the distance between successive planets is ... Th...
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http://www.britannica.com/eb/a-z/t/28

A small planet of high density with a solid, rocky surface. The terrestrial planets in the solar system are Mercury, Venus, Earth, and Mars. The first terrestrial planet to be found orbiting another star is OGLE-2005-BLG-390Lb. Related entry • Earth-class planet
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One of the four rocky planets closest to the sun, which include Mars, Venus, Earth and Mercury.
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One of the four inner Earth-like planets.
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A planet similar in size and composition to the Earth; especially Mars, Venus, and Mercury.
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http://www.scientificpsychic.com/etc/geology-glossary.html

A name given to a planet composed mainly of rock and iron, similar to that of Earth.
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[
n] - a planet having a compact rocky surface like the Earth`s
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http://www.webdictionary.co.uk/definition.php?query=terrestrial%20planet

terrestrial planet Any of the four planets: Mercury, Venus, Earth, or Mars; that are nearest the sun and have similar size and density.
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http://www.wordinfo.info/words/index/info/view_unit/2120/5

One of four rocky planets found within the inner solar system. They are Mercury, Venus, Earth and Mars. They are distinguished from the gas giants by their smaller diameters, higher densities and tenuous atmospheres.
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noun a planet having a compact rocky surface like the Earth`s; the four innermost planets in the solar system
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https://www.encyclo.co.uk/local/20974
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