Question: What are the lines parallel to the equator called?
Disambiguated questions and answers: question: What are the general lines parallel to the equator called?
What are the four major lines parallel to the equator called?
answer: Latitude
parallels
Arctic Circle
Antarctic Circle
Arctic Circle, Tropic of Cancer, Tropic of Capricorn, and Antarctic Circle
Tropic of Capricorn
Tropic of Cancer
Natural Questions answer: Lines of constant latitude (from the Wikipedia article "Latitude")