member
Americannoun
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a person, animal, plant, group, etc., that is part of a society, party, community, taxon, or other body.
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Government.
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a member of Congress, especially of the House of Representatives.
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a member of the British Parliament, especially of the House of Commons.
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any member of a legislative body.
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a part or organ of an animal body; a limb, as a leg, arm, or wing.
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Botany. a structural entity of a plant body.
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the penis.
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a constituent part of any structural or composite whole, as a subordinate architectural feature of a building.
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Mathematics.
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either side of an equation.
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an element of a set.
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Geology. a stratigraphic unit recognized within a formation, and mapped as such.
adjective
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being a member of or having membership in an association, organization, etc..
member countries of the United Nations.
noun
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a person who belongs to a club, political party, etc
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any individual plant or animal in a taxonomic group
a member of the species
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any part of an animal body, such as a limb
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another word for penis
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any part of a plant, such as a petal, root, etc
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maths any individual object belonging to a set or logical class
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a distinct part of a whole, such as a proposition in a syllogism
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a component part of a building or construction
noun
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short for Member of Parliament
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short for Member of Congress
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a member of some other legislative body
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A quantity that belongs to a set.
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The expression on either side of an equal sign.
Other Word Forms
- memberless adjective
- submember noun
Etymology
Origin of member
First recorded in 1250–1300; Middle English membre, from Old French, from Latin membrum
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A former member of the Special Air Service Regiment, Roberts-Smith was once lauded as Australia's most distinguished living war hero.
From Barron's • Apr. 7, 2026
Guthrie is the second-longest tenured member of the program’s current on-air crew after weather forecaster Al Roker.
From Los Angeles Times • Apr. 6, 2026
But there is one prominent member of the Trump administration whose stock has been rising: Secretary of State Marco Rubio.
From Slate • Apr. 6, 2026
But while a U.S. military team was able to quickly rescue the pilot, the other crew member who flew in the back seat of the fighter as a weapons-systems officer went missing.
From The Wall Street Journal • Apr. 5, 2026
White Mountains was run by Jack Byrne, a member of Warren Buffett’s inner circle, and they had spoken to Gotham Capital.
From "The Big Short" by Michael Lewis
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
