Definition of brown fat in English:

brown fat

Line breaks: brown fat

noun

[mass noun]
  • A dark-coloured adipose tissue with many blood vessels, involved in the rapid production of heat in hibernating animals and human babies.
    More example sentences
    • They may be composed purely of mature adipocytes, or of brown fat, or of adipocytes in combination with mature smooth muscle and vascular elements (angiomyolipoma).
    • Unlike normal white fat that stores surplus energy, brown fat generates heat in response to cold or excess caloric intake.
    • Scientists have measured higher rates of bodily heat production only in the flight muscles of some insects and, possibly, the brown fat of hamsters.

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