Ma'anar ƙamus na kalmar "bishiyar jirgin sama" tana nufin wani babban bishiyar tsiro na halittar Platanus, wanda aka fi samu a yankuna masu zafi a duniya. Ana kuma kiran bishiyar sikamore a wasu yankuna, kodayake wannan kalmar tana iya nufin wasu nau'ikan bishiyoyi. Waɗannan itatuwan suna da ƙayyadaddun haushinsu masu ƙyalli, manyan ganye, da 'ya'yan itatuwa masu siffar duniya waɗanda ke rataye daga dogayen kusoshi. Yawanci ana amfani da bishiyar jirgin sama don inuwa da gyaran ƙasa, kuma an yi ta nomansu shekaru dubbai don amfanin katako da kayan ado.