Answer: developable

AnswerCrossword Clue
developable(of land or property) Able to be adapted or improved so as to become productive or profitable
developablethat can be developed
developable(of a function or expression) Capable of being expanded as a series
developableAble to be developed, in particular
developable(of a curved surface) Capable of being flattened into a plane without overlap or separation, as with a cylinder