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nounany warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk
Similar:
type of: -
of or relating to the class Mammalia
Definition that contains mammalian
- urea the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
- carbamide the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
- cainogenesis introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)
- yolk sac membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
- umbilical vesicle membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
- kenogenesis introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)
- estronol a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
- zona pellucida thick membrane around the mammalian ovum; can be penetrated by one sperm in the fertilization process; usually remains around the fertilized egg until it is implanted in the wall of the uterus
- oestrone a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency
- graafian follicle a vascular body in a mammalian ovary enclosing a developing egg