a measurement system for circles: 1 circle = 360 degrees (4 quadrants); 1 quadrant = 90 degrees; 1 degree = 60 minutes; 1 minute = 60 seconds
Word origin
[1870–75]This word is first recorded in the period 1870–75. Other words that entered Englishat around the same time include: asymmetric, billing, fifth wheel, giveaway, upgrade