강한 자기장을 가진 채 빠르게 회전하며 규칙적인 주기로 전파나 방사선을 방출하는 중성자별.
A celestial object, typically a rapidly rotating neutron star, that emits regular pulses of radio waves and other electromagnetic radiation.
예문:
"The discovery of the first pulsar provided strong evidence for the existence of neutron stars."
"Because of their incredibly stable rotation, pulsars can be used as highly accurate cosmic clocks."
"A pulsar emits beams of radiation that sweep across the Earth like the light from a lighthouse."