extra-atmospheric

[ ek-struh-at-muhs-fer-ik, -feer- ]

adjective

1. outside the earth's atmosphere.

Word History and Origins

Origin of extra-atmospheric¹

First recorded in 1870–75

Example Sentences

Congress might think it frivolous, though the moon is the handiest gull's-eye for extra-atmospheric target practice.

From Time Magazine Archive

The climb toward extra-atmospheric warfare would be in three stages.

From Time Magazine Archive

Aided by simultaneous observations from Lone Pine, at the foot of the Sierra, he was able to calculate the intensity belonging to each ray before entering the earth's gaseous envelope—in other words, to construct an extra-atmospheric curve of energy in the spectrum.

From Project Gutenberg

It is therefore now clearly proved that the aurora borealis is not an extra-atmospheric phenomenon.

From Project Gutenberg

This abrupt absorption was due to extra-atmospheric causes and perhaps to space.

From Project Gutenberg