sigmoid

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sig·moid

 (sĭg′moid′) also sig·moi·dal (sĭg-moid′l)
adj.
1. Having the shape of the letter S.
2. Of or relating to the sigmoid colon.

[Greek sīgmoeidēs : sīgma, sigma; see sigma + -oeidēs, -oid.]

sigmoid

(ˈsɪɡmɔɪd)
adj
1. shaped like the letter S
2. (Anatomy) of or relating to the sigmoid colon of the large intestine
n
3. (Anatomy) See sigmoid colon
4. (Zoology) See sigmoid colon
[C17: from Greek sigmoeidēs sigma-shaped]

sig•moid

(ˈsɪg mɔɪd)

also sig•moi′dal,



adj.
1. shaped like the letter S.
2. shaped like the letter C (the uncial form of the sigma).
3. of, pertaining to, or situated near the sigmoid flexure of the large intestine.
[1660–70; < Greek sigmoeidḗs shaped like a sigma. See sigma, -oid]

sigmoid

S-shaped, as in part of the colon.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.sigmoid - curved in two directions (like the letter S)
2.sigmoid - of or relating to the sigmoid flexure in the large intestine
Translations

sig·moid

a. sigmoide, sigmoideo.
1. que tiene forma de una S.
2. rel. al colon sigmoide.

sigmoid

adj sigmoide or sigmoideo
References in periodicals archive ?
Equation (2), which is used to estimate regulated pressure, follows a logistic function with a sigmoid curve. As the inlet pressure approaches zero, the regulated pressure also tends to zero.
This difference may be primarily caused by difficulties in identifying tendencies of the HR sigmoid curve, as reported by some studies, and these difficulties are exacerbated when the analysis is performed through a subjective model, as is the [HR.sub.DP] (8,27).
Ejrnaes (2000) also employed Generalized Additive Model for studying the response of 146 species against pH as environmental gradient and 20% of the species resulted in formation of unimodal sigmoid curve.
The kinetic is expressed by a sigmoid curve that can be divided into an initial latency phase, followed by a second propagation phase.
According to the model, the change follows a sigmoid curve pattern.
* Vein [R.sub.2] branched, [A.sub.1] + [C.sub.u] [A.sub.2] and [A.sub.2] in different shape curve not in sigmoid curve.
Humans live on the path of a sigmoid curve from birth to death, as do trees.