Definition of Rectum

1. Noun. The terminal section of the alimentary canal; from the sigmoid flexure to the anus.

Generic synonyms: Body Part
Terms within: Arteria Rectalis, Rectal Artery, Anus
Group relationships: Large Intestine
Derivative terms: Rectal

Definition of Rectum

1. n. The terminal part of the large intestine; -- so named because supposed by the old anatomists to be straight. See Illust. under Digestive.

Definition of Rectum

1. Noun. (anatomy) The terminal part of the large intestine through which feces pass. ¹

¹ Source: wiktionary.com

Definition of Rectum

1. the terminal portion of the large intestine [n -TUMS or -TA]

Medical Definition of Rectum

1. The last portion of the large intestine (colon) that communicates with the sigmoid colon above and the anus below. (27 Sep 1997)

Lexicographical Neighbors of Rectum

rectovesical
rectovesical fascia
rectovesical fistula
rectovesical fold
rectovesical pouch
rectovesical septum
rectress
rectresses
rectrices
rectrix
rectums
rectus
rectus abdominis
rectus capitis anterior
rectus capitis lateralis
rectus capitis posterior major
rectus capitis posterior minor
rectus femoris
rectus inferior
rectus lateralis
rectus medialis
rectus muscle of thigh

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