something that interests you because it is important or affects you
"the safety of the ship is the captain's concern"
a feeling of sympathy for someone or something
"She felt strong concern for those less fortunate"
a commercial or industrial enterprise and the people who constitute it
"he bought his brother's business"
"a small mom-and-pop business"
"a racially integrated business concern"
That which affects one’s welfare or happiness. A matter of interest to someone.
"She decided not to share her plans because she knew it would be a source of great concern for her worried father."
In plain English: A concern is something that makes you worry or feel uneasy about a situation.
"The main concern for many families is saving enough money for college."
Usage: Use "concern" as a noun to refer to an issue that matters to someone or something that affects their well-being, often phrased as "a matter of concern." It typically describes a specific problem or topic requiring attention rather than general worry.
To relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to.
"The new safety regulations do not concern our department, but they apply directly to the engineering team."
In plain English: To have a worry or feel anxious about something happening.
"The news about the storm concerned everyone in the neighborhood."
Usage: Use "concern" as a verb when something affects someone's interests or is relevant to a specific situation, such as stating that a policy concerns all employees. Avoid using it simply to mean "worry," which is its more common emotional usage in everyday speech.
The word "concern" entered English from Middle French and originally meant "to mix or sift together." Over time, its meaning shifted to signify having respect for something or being relevant to a particular matter.