+A **reference point** is a fixed position or state from which [measurement](/wiki/measurement) or [observation](/wiki/observation) begins. It serves as an unmoving anchor, defining the context for understanding [position](/wiki/position) or change relative to itself.
+## See also
+- [Frame of Reference](/wiki/frame_of_reference)
+- [Coordinate System](/wiki/coordinate_system)
+- [Origin](/wiki/origin)
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