precession of the equinoxes
pre·ces·sio·noftheequinoxes
noun
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Broader terms
WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
pre·ces·sio·noftheequinoxes
WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.