In astronomy: annus magnus or mundanus, the period of time in which the constellations return to the same place;

http://lila-erc.eu/data/lexicalResources/LewisShort/id/LexicalSense/n2698.18 an entity of type: LexicalSense

In astronomy: annus magnus or mundanus, the period of time in which the constellations return to the same place; 
In astronomy: annus magnus or mundanus, the period of time in which the constellations return to the same place; 

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