Last Updated：2025/11/20

Dictionary quizzes to help you remember vocabulary

Dictionary quizzes to help you remember vocabulary

Just below, or just above the speed of sound (0.8 < Ma < 1.2 approximately). / Passing from subsonic to supersonic, or vice versa.

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transonic

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Source Word

transonic

not-comparable

Japanese Meaning

音速近傍、すなわち、音速に非常に近い速度域（概ねマッハ0.8～1.2）を指す。 / 亜音速から超音速、またはその逆へと変化する領域にある状態を表す。

What is this buttons?

The transonic airflow over the wing caused unexpected vibration during the flight test.

Google Translation / DeepL Translation

飛行試験中、翼上の音速付近の気流が予期せぬ振動を引き起こした。

Sense（1）

Just below, or just above the speed of sound (0.8 < Ma < 1.2 approximately).

Sense（2）

Passing from subsonic to supersonic, or vice versa.

Sense（3）

Travelling through a fluid (commonly air) at a speed where regions of supersonic and subsonic flow coexist simultaneously over different portions of the surface of the moving object in question.

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