Sentence:  A <WSD>clearway</WSD> may be provided to extend the takeoff distance available (TODA) beyond the end of the hard surface which defines the declarable length of the available takeoff run (TORA). 
Meaning of the word marked with <WSD> tags:  An area projecting from the end of a runway that is kept clear of obstructions exceeding a height that increases with distance from the end of the runway.