Definition of Janus in English:

Janus

Syllabification: Ja·nus
Pronunciation: /ˈjānəs
 
/
1 Roman Mythology An ancient Italian deity, guardian of doorways and gates and protector of the state in time of war. He is usually represented with two faces, so that he looks both forward and backward.
2 Astronomy A moon of Saturn, sixth closest to the planet, discovered in 1966, and having a diameter of 118 miles (190 km).

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