— warm-bloodedness , n.
/wawrm"blud"id/ , adj.
1. Also, endothermic . designating or pertaining to animals, as mammals and birds, whose blood ranges in temperatures from about 98° to 112°F (37° to 44°C) and remains relatively constant, irrespective of the temperature of the surrounding medium; homoiothermal.
2. ardent, impetuous, or passionate: young and warm-blooded valor.
[ 1785-95 ]