utility to warm a building | small trout-like silvery marine or freshwater food fishes of cold northern waters |
the presence of heat | small cold-water silvery fish; migrate between salt and fresh water |
the trait of being intensely emotional | |
the sensation caused by heat energy | |
a preliminary race in which the winner advances to a more important race | |
a form of energy that is transferred by a difference in temperature | |
applies to nonhuman mammals: a state or period of heightened sexual arousal and activity | |