Synonyms and Antonyms for hour-circle

1. half-hour (n.)

a half of an hour

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2. circle (n.)

ellipse in which the two axes are of equal length; a plane curve generated by one point moving at a constant distance from a fixed point

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5. circle (n.)

something approximating the shape of a circle

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6. circle (v.)

move in circles

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7. circle (n.)

movement once around a course

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10. hour (n.)

a special and memorable period

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