คำศัพท์ภาษาอังกฤษ gravity, Gravity:

แปลว่าความดึงดูดของโลก, กราวิทัด, ความถ่วง

แปลว่า(english) An attractive force between two objects; each object accelerates at a rate equal to the attractive force divided by the object's mass. Objects near the surface of the earth tend to accelerate toward the earth's center at a rate of ; this value is often called the gravitational constant and denoted as g.