surface-piercing hydrofoil

surface-piercing hydrofoil

[′sər·fəs ¦pirs·iŋ ′hī·drə‚fȯil]

(naval architecture)

A hydrofoil craft which attains its stability by hydrodynamically balancing the amount of foil area above and below the water surface.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.