hydrodynamic control fin

control fin

hydrodynamic drag

hydrodynamic lubrication region

hydrodynamic test

substantial change of a hydrodynamic quantity

substantial derivative of a hydrodynamic quantity

local change of a hydrodynamic quantity

local derivate of a hydrodynamic quantity

material change of a hydrodynamic quantity

material derivative of a hydrodynamic quantity

quasi-hydrodynamic lubrication

conical fin

cooling fin

fin

fin assembly

guidance fin

retarded tail fin

stabilizer fin

vertical stabilizer (fin)

folding-fin aircraft rocket (FFAR)

caliber-fin-stabilized projectile

fin-stabilized projectile

HE fin-stabilized projectile

rifled-bore AT fin-stabilized discarding sabot projectile

rotating grooved AT fin-stabilized discarding sabot projectile

slow-rotation fin-stabilized HEAT projectile

slow-spinning fin-stabilized HEAT projectile

supercaliber fin-stabilized projectile

dorsal fin

fin (mounting) frame

fin framework

ventral fin