left(redirected from left, right, and centre)
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left,in politics, the more radically progressive wing in any legislative body or party. The designation apparently originated in the French National Assembly of 1789, where the radicals were seated to the left of the presiding officer.
the supporters or advocates of varying degrees of social, political, or economic change, reform, or revolution designed to promote the greater freedom, power, welfare, or comfort of the common people