- an abnormally low body temperature, as induced in elderly people by exposure to cold weather
- the intentional reduction of normal body temperature, as by ice packs, to reduce the patient's metabolic rate: performed esp in heart and brain surgery
WordReference Random House Learner's Dictionary of American English © 2026
hy•po•ther•mi•a /ˌhaɪpəˈθɜrmiə/USA pronunciation
n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2026- Pathologybody temperature that is below normal.
hy•po•ther•mi•a
(hī′pə thûr′mē ə),USA pronunciation n.
hy′po•ther′mic, adj.
- Pathologysubnormal body temperature.
- Medicinethe artificial reduction of body temperature to slow metabolic processes, as for facilitating heart surgery.
- hypo- + therm- + -ia 1885–90
Collins Concise English Dictionary © HarperCollins Publishers::
hypothermia /ˌhaɪpəʊˈθɜːmɪə/ n
'hypothermia' also found in these entries (note: many are not synonyms or translations):