sigmoid curve

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• sigmoid curve — see logistic curve …   Dictionary of invertebrate zoology

• Sigmoid function — The logistic curve Plot of the error function …   Wikipedia

• Sigmoid — In human anatomy, the lower colon (the lower portion of the large bowel). Sigmoid is short for sigmoid colon. The word sigmoid came from the Greek letter sigma which is shaped like a C. It also means curved in two directions like the letter S. A… …   Medical dictionary

• Sigmoid — Sig moid, Sigmoidal Sig*moid al, a. [Gr. ???; ??? sigma + e i^dos form, likeness: cf. F. sigmo[ i]de.] Curved in two directions, like the letter S, or the Greek [sigmat]. [1913 Webster] {Sigmoid flexure} (Anat.), the last curve of the colon… …   The Collaborative International Dictionary of English

• Sigmoid flexure — Sigmoid Sig moid, Sigmoidal Sig*moid al, a. [Gr. ???; ??? sigma + e i^dos form, likeness: cf. F. sigmo[ i]de.] Curved in two directions, like the letter S, or the Greek [sigmat]. [1913 Webster] {Sigmoid flexure} (Anat.), the last curve of the… …   The Collaborative International Dictionary of English

• Sigmoid valves — Sigmoid Sig moid, Sigmoidal Sig*moid al, a. [Gr. ???; ??? sigma + e i^dos form, likeness: cf. F. sigmo[ i]de.] Curved in two directions, like the letter S, or the Greek [sigmat]. [1913 Webster] {Sigmoid flexure} (Anat.), the last curve of the… …   The Collaborative International Dictionary of English

• sigmoid — [sig′moid΄] adj. [Gr sigmoeidēs: see SIGMA & OID] 1. a) having a double curve like the letter S b) curved like the letter C (uncial form of sigma) 2. of the sigmoid flexure of the colon: Also sigmoidal sigmoidally …   English World dictionary

• sigmoid flexure — n. 1. Anat. the last curving part of the colon, ending in the rectum: see INTESTINE 2. Zool. an S shaped curve …   English World dictionary

• sigmoid flexure — noun the s shaped curve between the descending colon and the rectum • Syn: ↑sigmoid colon • Hypernyms: ↑colon • Part Holonyms: ↑large intestine * * * noun 1. : an S shaped curve (as in …   Useful english dictionary

• Sigmoid mesocolon — Infobox Anatomy Name = PAGENAME Latin = mesocolon transversum GraySubject = 246 GrayPage = 1157 Caption = Diagram showing the lines along which the peritoneum leaves the wall of the abdomen to invest the viscera. (Sigmoid mesocolon labeled at… …   Wikipedia

• sigmoid flexure — 1. Zool. an S shaped curve in a body part. 2. Also called sigmoid colon. an S shaped curve of the large intestine between the descending colon and the rectum. See diag. under intestine. [1780 90] * * * …   Universalium