Physically very solid; very difficult to move. / (figuratively) Very strong and dependable.

Device that moves so as to aim a collector of solar energy at the sun as it crosses the sky

plural of soldier crab

The area of the Solar System that comprises certain objects that are relatively far from the Sun, including Jupiter, Saturn, Uranus and Neptune, while not including the other planets.

The area of the Solar System that comprises certain objects that are relatively close to the Sun, including Mercury, Venus, Earth and Mars, while not including the other planets.

Eopsetta jordani, an edible demersal flatfish.

The representative of military personnel who have died unidentified without proper burial, usually in war.

Alternative letter-case form of Solar System

plural of solar energetic particle

A judgment in which a stratagem is invoked in order to reveal the true feelings of the opposing parties.