footprint

nouns

a mark of a foot or shoe on a surface
"the police made casts of the footprints in the soft earth outside the window"
a trace suggesting that something was once present or felt or otherwise important
"the footprints of an earlier civilization"
is a type of (narrower)
an indication that something has been present
"there wasn't a trace of evidence for the claim"; "a tincture of condescension"
the area taken up by some object
"the computer had a desktop footprint of 10 by 16 inches"
is a type of (narrower)
the extent of a 2-dimensional surface enclosed within a boundary
"the area of a rectangle"; "it was about 500 square feet in area"