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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.
radian noun, geom (abbreviation rad) the SI unit of plane angular measurement, approximately 57°, defined as the angle that is made at the centre of a circle by an arc (a segment of the circumference) whose length is equal to the radius of the circle.
ETYMOLOGY: 19c: from radius.
radian noun, geom (abbreviation rad) the SI unit of plane angular measurement, approximately 57°, defined as the angle that is made at the centre of a circle by an arc (a segment of the circumference) whose length is equal to the radius of the circle.
ETYMOLOGY: 19c: from radius.
radian noun, geom (abbreviation rad) the SI unit of plane angular measurement, approximately 57°, defined as the angle that is made at the centre of a circle by an arc (a segment of the circumference) whose length is equal to the radius of the circle.
ETYMOLOGY: 19c: from radius.
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The Chambers Dictionary (13th edition)
“Chambers is the one I keep at my right hand”- Philip Pullman.
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
“Simply all you need to know about anyone” – Fay Weldon.
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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