(noun.) an external body part that projects from the body; 'it is important to keep the extremities warm'.
(noun.) that part of a limb that is farthest from the torso.
(noun.) the outermost or farthest region or point.
(noun.) the greatest or utmost degree; 'the extremity of despair'.
(noun.) an extreme condition or state (especially of adversity or disease).
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