Preposition: of

• ridge: Features could be objects like the centerline of ridges and valleys, and peaks and holes.

• ship: In one, the strakes of deck planking are arranged fore and aft, parallel to the centerline of the ship.

Converse of object

• use: WT uses a centerline to direct and guide the fighter's orientation.

Adjective modifier

• low: The machine's wide stance and low centerline assure machine stability.

• extended: Back on Monument Road, the next point to view any activity is on the extended centerline of the longest runway - 13/31.

Noun used with modifier

• runway: The surveillance approach course line will coincide with the runway centerline extended.