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View synonyms for sigmoid
sigmoid
[ sig-moid ]
adjective
- shaped like the letter C.
- shaped like the letter S.
- of, relating to, or situated near the sigmoid flexure of the large intestine.
sigmoid
/ ˈsɪɡmɔɪd /
adjective
- shaped like the letter S
- of or relating to the sigmoid colon of the large intestine
noun
- See sigmoid colon
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Other Words From
- sig·moidal·ly adverb
- post·sigmoid adjective
- postsig·moidal adjective
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Word History and Origins
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Word History and Origins
Origin of sigmoid1
C17: from Greek sigmoeidēs sigma-shaped
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Example Sentences
Valve lanceolate, sigmoid; axial area very narrow, central area small; stri punctate, in transverse and oblique lines.
From Project Gutenberg
Valve linear-lanceolate with produced rostrate apices, asymmetrical, sigmoid; pseudoraphe narrow; pseudo-nodule large.
From Project Gutenberg
Valve lanceolate, sigmoid; axial area very narrow, central area small; stri punctate, in transverse and longitudinal rows.
From Project Gutenberg
The raphe confined within a sigmoid keel or extension of the valve; the central and terminal nodules indistinct.
From Project Gutenberg
Valve linear, slightly sigmoid, tapering to the sub-capitate ends; keel puncta, 11 in 10 ; stri subtle.
From Project Gutenberg
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