round ligament of the uterus: ligament attached to the uterus on either side in front of and below the opening of the Fallopian tube and passing through the inguinal canal to the labia majora
ligament: a sheet or band of tough fibrous tissue connecting bones or cartilages or supporting muscles or organs
el nino southern oscillation: a more intense El Nino that occurs every few years when the welling up of cold nutrient-rich water does not occur; kills plankton and fish and affects weather patterns