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Consult Chambers 21st Century Dictionary, The Chambers Thesaurus (1996) or Chambers Biographical Dictionary (1997 edition with amendments). Enter your search and choose your title from the drop-down menu.
perihelion noun (perihelia) astron the point in the orbit of a planet or comet round the Sun when it is closest to the Sun. See also aphelion.
ETYMOLOGY: 17c: from Latin perihelium, from Greek helios sun.
perihelion noun (perihelia) astron the point in the orbit of a planet or comet round the Sun when it is closest to the Sun. See also aphelion.
ETYMOLOGY: 17c: from Latin perihelium, from Greek helios sun.
perihelion noun (perihelia) astron the point in the orbit of a planet or comet round the Sun when it is closest to the Sun. See also aphelion.
ETYMOLOGY: 17c: from Latin perihelium, from Greek helios sun.
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The Chambers Dictionary (13th edition)
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The unrivalled dictionary for word lovers, now in its 13th edition.
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The Chambers Thesaurus
The Chambers Thesaurus (4th Edition) is a veritable treasure-trove, including the greatest selection of alternative words and phrases available in an A to Z format. -
Chambers Biographical Dictionary
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Thoroughly revised and updated for its 9th edition.
Consult Chambers 21st Century Dictionary, The Chambers Thesaurus (1996) or Chambers Biographical Dictionary (1997 edition with amendments). Enter your search and choose your title from the drop-down menu.
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