n. mental keenness; quickness of perception
However, her team's political acumen is clearly beyond mine, an Ivy League Medical Science Professor and NOT a Political "Science" Professor.
Sentence in Classic:
For a man who was never in the country, and who did not evidently do much in the way of business, his knowledge and acumen were wonderful.
His very intensity and acumen in the affairs of the pits seemed like a manifestation of madness to her, his very inspirations were the inspirations of insanity.
Lady Chatterley's Lover By D H Lawrence Context