(extremities)
1.
The ~ of something is its furthest end or edge. (FORMAL)
...a small port on the north-western ~ of the Iberian peninsula.
...the extremities of the aeroplane.
N-COUNT: with supp
2.
Your extremities are the end parts of your body, especially your hands and feet.
He found that his extremities grew cold...
N-PLURAL: oft with poss
3.
The ~ of a situation or of someone’s behaviour is the degree to which it is severe, unusual, or unacceptable.
In spite of the ~ of her seclusion she was sane...
In the past, the region had been protected by its forbidding geography and the extremities of its climate...
N-UNCOUNT: also N in pl, oft N of n