D defs.my
Entry 1 sense Webster, 1913

Acumen

/ək-yo͞om'-ən/ · A·cu·men · IPA /əˈkjumən/
01 n. Quickness of perception or discernment; penetration of mind; the faculty of nice discrimination.
  1. 1.
    Quickness of perception or discernment; penetration of mind; the faculty of nice discrimination.