nose cone definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the cone-shaped foremost part of a rocket or missile, usually housing the payload, instruments, etc. and made to withstand intense heat
nose cone definition by American Heritage Dictionary
The forwardmost, usually separable section of a rocket or guided missile that is shaped to offer minimum aerodynamic resistance and often bears protective cladding against heat.