tallness       
noun [ U ] uk/ˈtɔːl.nəs/ us/ˈtɑːl.nəs/
 身材高大;高耸
the quality of being of more than average height
  Extreme tallness runs in the family. His brother is 6 ft 10. 这个家庭传代的特征是高个子。他兄弟身高6英尺10英寸。 
 the tallness of the building 高耸的建筑 
 See: tall
 - More examples
 - People may desire to be taller and believe tallness conveys advantages.
 - Modeling definitely helped me be OK with my tallness.
 - Poppies have always been renowned for their tallness and their prettiness.
 - The first gene linked to tallness, one of the most heritable of traits, has been discovered by scientists.
 - This point seems to be overlooked, while there is too much emphasis on the tallness of the building at 1,000ft.