magnification

noun

1.
the act of expanding something in apparent size
blow up
Derived from:
magnify
2.
the ratio of the size of an image to the size of the object
Derived from:
magnify
3.
making to seem more important than it really is
overblowing overdriving overspeech exaggeration overstatement
Derived from:
magnify
4.
a photographic print that has been enlarged
blowup enlargement
Derived from:
magnify