simple past tense and past participle of concern
"The committee concerned decided to postpone the meeting until further notice."
In plain English: To be concerned means to feel worried or anxious about something.
"The teacher was concerned about the student's lack of progress in math."
Usage: Use "concerned" only when referring to an action that happened in the past or has already been completed, such as "the meeting concerned everyone." Do not use it for current feelings or ongoing interests, where the adjective "concerned" is required instead.
feeling or showing worry or solicitude
"concerned parents of youthful offenders"
"was concerned about the future"
"we feel concerned about accomplishing the task at hand"
"greatly concerned not to disappoint a small child"
involved in or affected by or having a claim to or share in
"a memorandum to those concerned"
"an enterprise in which three men are concerned"
"factors concerned in the rise and fall of epidemics"
"the interested parties met to discuss the business"
culpably involved
"all those concerned in the bribery case have been identified"
"named three officials implicated in the plot"
"an innocent person implicated by circumstances in a crime"
Showing concern.
"The neighbors were visibly concerned when they saw smoke rising from our kitchen window."
In plain English: Feeling worried or troubled about something that might go wrong.
"She was concerned about her son's safety while he was traveling alone."
Usage: Use "concerned" to describe someone who feels anxiety or worry about a specific situation, such as a concerned parent waiting for news. Do not use it to mean "interested," which is the common mistake; instead, say you are interested in a topic.
Derived from Old French concerner, this term originally meant to touch, affect, or involve someone in an affair. It entered English as a past participle of the verb "to concern," retaining its sense of being involved or interested in something.