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==English== ===Adjective=== {{en-adj|-}} # {{obsolete}} A [[triangle]] having all sides of equal length; [[equilateral]]. #* '''1712''', Henry Curzon, ''The Universal Library Or, Compleat Summary of Science'', p. 152 #*: "A ''Triangle'' is that which is comprehended by three ''Right Lines''. It is distinguished from the ''Sides'' or from the ''Angles''. In respect of the ''Sides'' a ''Triangle'' is, 1. The '''''Isopleuron''' Triangle'' which hath three equal ''Sides''; 2. An ''Isosceles'' which hath two equal ''Sides''; and 3. A ''Scalenum'' whose three ''Sides'' are all unequal."
