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Pronunciation varies by accent · adjective
(aerospace) Describing motion through a two-phase medium, usually electrons and heavy ions, at a speed between the speeds of sound in the two components..
In space plasmas, spacecraft usually encounter mesosonic flows, i.e. flows which are supersonic with respect to the ion thermal speed, but subsonic with respect to the electron thermal speed.
Use mesosonic when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Mesosonic means (aerospace) Describing motion through a two-phase medium, usually electrons and heavy ions, at a speed between the speeds of sound in the two components..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
In space plasmas, spacecraft usually encounter mesosonic flows, i.e. flows which are supersonic with respect to the ion thermal speed, but subsonic with respect to the electron thermal speed.
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