thermosphere

is likely misspelled.

has no English definition.

As a noun thermosphere

is the layer of the Earth's atmosphere directly above the mesosphere and directly below the exosphere.

As nouns the difference between thermosphere and troposphere

is that thermosphere is the layer of the Earth's atmosphere directly above the mesosphere and directly below the exosphere while troposphere is the lower levels of the atmosphere extending from the earth's surface up to the tropopause. It is characterized by convective air movements and a large vertical temperature change.

As nouns the difference between thermosphere and geospace

is that thermosphere is the layer of the Earth's atmosphere directly above the mesosphere and directly below the exosphere while geospace is the region of outer space near Earth, including the upper atmosphere, ionosphere and magnetosphere.

Thermopause is a related term of thermosphere.

As nouns the difference between thermosphere and thermopause

is that thermosphere is the layer of the Earth's atmosphere directly above the mesosphere and directly below the exosphere while thermopause is the boundary between the thermosphere and the exosphere in a planetary atmosphere.

As a noun thermosphere

is the layer of the Earth's atmosphere directly above the mesosphere and directly below the exosphere.

As an adjective thermospheric is

of or pertaining to the thermosphere.