#1 largeness n. [breadth, comprehensiveness] the capacity to understand a broad range of topics; "a teacher must have a breadth of knowledge of the subject"; "a man distinguished by the largeness and scope of his views". wn
#2 largeness n. [extensiveness] large or extensive in breadth or importance or comprehensiveness; "the might have repercussions of unimaginable largeness"; "the very extensiveness of his power was a temptation to abuse it". wn
#3 largeness n. [bigness] the property of having a relatively great size. wn
#4 largeness n. [pretentiousness, pretension] the quality of being pretentious (behaving or speaking in such a manner as to create a false appearance of great importance or worth). wn
vizzz