変へん則そく軌き道どう

noun which may take the genitive case particle 'no'

trajectory-shifting; variable trajectory

Technical term used in military and aerospace contexts for missiles or projectiles that can change course mid-flight.

• 変へん則そく軌き道どうミサイルは迎げい撃げきが難むずかしい。

  Trajectory-shifting missiles are difficult to intercept.