Word Study
heliport
OXFORD DICTIONARY
heliport, n. a place where helicopters take off and land.
Etymology
HELI-, after airport
THESAURUS
heliport
aerodrome, air base, airdrome, airfield, airport, balcony, catafalque, dais, emplacement, estrade, field, floor, gallery, hustings, island, landing, landing field, landing pad, landing stage, launching pad, platform, podium, port, pulpit, rostrum, soapbox, stage, step terrace, stump, terrace, tribunal, tribuneFor further exploring for "heliport" in Webster Dictionary Online