Definition from Wiktionary, the free dictionary
sigmoid (not comparable)
- (geometry) Curved in two directions, like the letter "S", or the Greek ς (sigma).
- (geometry, archaic) Semi-circular, like the lunar sigma (similar to English C).
- (anatomy) Relating to the sigmoid flexure of the large intestine.
in geometry: curved in two directions
in geometry: semi-circular
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
sigmoid (plural sigmoids)
in mathematics: function having a graph whose shape is sigmoid