ceiling height

operational ceiling (service ceiling)

static ceiling (the highest altitude at which the helicopter is capable of hovering in standard atmosphere) / hover ceiling

Height Above Ellipsoid (HAE); altitude / elevation above the ellipsoid (ellipsoidal height)

absolute ceiling (AC)

ceiling (aeronautics)

service ceiling

ceiling lining

ceiling

ceiling altitude

zero ceiling

hover ceiling

static ceiling

low ceiling

minimum ceiling

operating ceiling

unlimited ceiling

smoke ceiling

ceiling in rank

manpower ceiling

height finder radar

height of burst (HOB)

height-finding radar

operational height

range height indicator (RHI) scope

spot elevation / height

trunnion height

adjustable fire line height

command height

image height error

dominating height

vertex height

vertical height