center

Definitions

1. noun

   The point in the middle of a circle.

   Examples

   • Draw a line from the center to any point on the circle.
   • The compass needle is fixed at the center of the circle.
2. noun

   The point in the middle of a ball shape.

   Examples

   • Scientists want to study the center of the Earth.
   • The center of the sphere is exactly at its midpoint.
3. noun

   The middle part of something.

   Examples

   • The center of the field was muddy after the rain.
   • Plant the tree in the center of the garden.
4. noun

   The middle of the Earth or universe, in old texts.

   Examples

   • Old writers thought the Earth was the center of the universe.
   • In old stories, hell lay at the center of the Earth.
5. noun

   The point halfway along a line.

   Examples

   • Mark the center of the line.
   • The center of the line is five centimeters from each end.
   ≈midpoint
6. noun

   In math, the average point of a shape.

   Examples

   • The centroid is one of the centers of a triangle.
   • Engineers find the center of mass of the whole structure.
7. noun

   In math, a special point in a triangle.

   Examples

   • A triangle has several centers, such as the centroid.
   • The incenter is where the angle lines meet.
8. noun

   A building or place used for a particular purpose.

   Examples

   • We went to the shopping center on Saturday.
   • The convention center was full of visitors.
9. noun

   Political parties that are neither left nor right.

   Examples

   • The center gained seats in the election.
   • Voters in the center often decide close elections.
10. noun

    The place where a country's government sits and rules.

    Examples

    • All major decisions still come from the center.
    • Local leaders traveled to the center for the meeting.