hélisurface

== French == === Etymology === From héli- +‎ surface. === Pronunciation === (mute h) IPA(key): /e.li.syʁ.fas/ === Noun === hélisurface f (plural hélisurfaces) (aviation) helipad === Further reading === “hélisurface”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012