Definition of Deimos in English:

Deimos

Syllabification: Dei·mos
Pronunciation: /ˈdīmäs
 
/
Astronomy
The outer, and smaller, of the two satellites of Mars, discovered in 1877. It is football-shaped and 10 miles (16 km) long. Compare with Phobos.

Origin

named after one of the sons of Ares in Greek mythology, the name means literally 'fear, terror'.

Definition of Deimos in:

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Word of the day apposite
Pronunciation: ˈapəzɪt
adjective
apt in the circumstances or relation to something