D defs.my
Entry 1 sense Webster, 1913

Considerably

· Con·sid·er·a·bly · IPA /kənˈsɪdəɹəbli/
01 adv. In a manner or to a degree not trifling or unimportant; greatly; much.
  1. 1.
    In a manner or to a degree not trifling or unimportant; greatly; much.
    “The breeds . . . differ considerably from each other.” Darwin.