misfire. verb fail, go wrong, fall through, miscarry, go pear-shaped (informal), fail to go off, go phut (informal) Some of their policies had misfired.
The exosphere is the layer of the atmosphere. a. closest to the earth's surface. b. that absorbs ultraviolet radiation from the sun. c. where gas molecules can be exchanged between earth's atmosphere and outer space. d. where air temperature stops increasing with altitude and starts decreasing.
The mesosphere (literally middle sphere) is the third highest layer in our atmosphere, occupying the region 50 km to 80 km above the surface of the Earth, above the troposphere and stratosphere, and below the thermosphere.