halley has definitions from the fields of physics,astronomy
1
[ noun ] Woman's first name, popularity rank in the U.S. is 3646
2
[ noun ] Last name, frequency rank in the U.S. is 7330
3
[ noun ] (physics,astronomy) English astronomer who used Newton's laws of motion to predict the period of a comet (1656-1742)

Related terms

astronomer

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