Definition of "Mother" :

noun: a condition that is the inspiration for an activity or situation

"Necessity is the mother of invention."

noun: a woman who has given birth to a child (also used as a term of address to your mother)

"The mother of three children."

noun: a term of address for a mother superior

noun: a term of address for an elderly woman

noun: a stringy slimy substance consisting of yeast cells and bacteria; forms during fermentation and is added to cider or wine to produce vinegar

verb: make (offspring) by reproduction

verb: care for like a mother