(n.) A tall frame for hoisting heavy weights or drilling holes; as an oil derrick\, supported at the top by stays or guys, with suitable tackle.

antenna tower barbican belfry bell tower campanile colossus column crab crane cupola dome erector fire tower forklift gantry crane hoist hydraulic tailgate jack jackscrew lantern lever lift lifter lighthouse martello martello tower mast minaret monument obelisk observation tower pagoda pilaster pillar pinnacle pole pylon pyramid shaft skyscraper spire standpipe steeple stupa tackle television mast tope tour tower turret water tower windlass windmill tower