An indication of how long a sunscreen remains effective when applied to the skin.

(periphrasis) Japan (a country in Asia)

A device for converting reciprocating motion to rotary motion, used in the first rotative beam engines.

plural of sun protection factor

plural of sun and planet gear

(figuratively) To go to bed very early.

(idiomatic) Something comes to an end.

a very great number of things / everything that exists or is possible

Periclimenes rathbunae, a species of shrimp found in the Gulf of Mexico.

plural of sun-synchronous orbit