Home Dee Dee Word of the Day Word of the Day – Aug. 31- HelixDee DeeWord of the DayWord of the Day – Aug. 31- HelixBy Denise Dupra - August 31, 2015130Dee Dee – Word of the DayNoun: Helix (HEE-liks)Definition:A spiral In geometry: the curve formed by a straight line drawn on a plane when that plane is wrapped around a cylindrical surface of any kind.Example sentence: DNA has the form of a helix.