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Pronunciation varies by accent · noun
(aeronautics) A jet engine capable of propelling an aircraft at hypersonic speeds, in which combustion of the fuel and air mixture occurs at supersonic speeds..
Use scramjet when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Scramjet means (aeronautics) A jet engine capable of propelling an aircraft at hypersonic speeds, in which combustion of the fuel and air mixture occurs at supersonic speeds..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use scramjet where its definition matches the intended context.
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