sigmoid n
med.	S-shaped
Sigmoid n
med.	pelvic colon (colon sigmoideum); Colon sigmoideum; sigmoid colon (Colon sigmoideum); sigmoid (Colon sigmoideum)
sigmoid adj.
gen.	sigmoid; sigmoidal
Sigmoid adj.
med.	sigmoid flexure (colon sigmoideum); flexura sigmoidea (colon sigmoideum); sigma (S romanum)