How to spell MAMMILEAN correctly?

If you meant "mammalian", then that is the correct spelling for creatures with mammary glands, such as humans and dogs. Another possible word might be "mamillary", which refers to the rounded elevations on the brain's surface. Double check the context and meaning to choose the right word.

• Macmillan Macmillan Publishers is a global trade book publishing company headquartered in New York City.
• mammalian The mammalian brain is responsible for higher cognitive functions such as memory, creativity, and problem-solving.

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