苗びょう頭とう

noun

deflection (gunnery)

Technical military term for the lateral adjustment of a gun's aim to compensate for target movement, wind, or other factors.

• 砲ほう兵へいは目もく標ひょうの動うごきに合あわせて苗びょう頭とうを計けい算さんした。

  The artillery crew calculated the deflection to match the target's movement.