footprint
https://gyazo.com/0cdacd39d2b01b3c0cf467a4d44794b7
noun
〖通例~s〗 足跡; 足型
e.g. these countries are so populous that they can have a very big footprint.
(建物の)土地専有面積
e.g. building contractors ensured that the footprint of the former military base was reused.
(人工衛星などからの)電波の届く範囲.
(機器などの)設置面積