Dictionary

sigmoid colon

noun

Definition of SIGMOID COLON

:  the contracted and crooked part of the colon immediately above the rectum —called also sigmoid flexure

First Known Use of SIGMOID COLON

1896
Medical Dictionary

sigmoid colon

noun

Medical Definition of SIGMOID COLON

:  the contracted and crooked part of the colon immediately above the rectum—called also pelvic colon, sigmoid flexure

Illustration of SIGMOID COLON

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