sigmoidal : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: sigmoidal	by the DICT Development Group
2 results for sigmoidal
From WordNet (r) 3.0 (2006) [wn]:
sigmoidal adj of or relating to the sigmoid flexure in the large intestine Synonym(s): sigmoid, sigmoidal
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Sigmoid \Sig"moid\, Sigmoidal \Sig*moid"al\, a. [Gr. [?][?][?]; [?][?][?] sigma + [?][?][?] form, likeness: cf. F. sigmo[8b]de.] Curved in two directions, like the letter S, or the Greek [sigmat]. {Sigmoid flexure} (Anat.), the last curve of the colon before it terminates in the rectum. See Illust. under {Digestive}. {Sigmoid valves}. (Anat.) See {Semilunar valves}, under {Semilunar}.