tu·bu·lous \ˈt(y)übyələs\adjective alsotu·bu·lose\-yəˌlōs\ Etymology: New Latin tubulosus, from Latin tubulus + -osus -ose 1.: resembling or having the form of a tube 2.: made up of or containing tubes or a tubular element (as florets) < a tubulous boiler > • tu·bu·lous·lyadverb