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impression

American  
[im-presh-uhn] / ɪmˈprɛʃ ən /

noun

  1. a strong effect produced on the intellect, feelings, conscience, etc.

  2. the first and immediate effect of an experience or perception upon the mind; sensation.

    Synonyms:
    imprint, impact
  3. the effect produced by an agency or influence.

  4. a notion, remembrance, belief, etc., often of a vague or indistinct nature.

    He had a general impression of lights, voices, and the clinking of silver.

    Synonyms:
    feeling
  5. a mark, indentation, figure, etc., produced by pressure.

  6. an image in the mind caused by something external to it.

  7. the act of impressing; state of being impressed.

  8. Dentistry. a mold taken, in plastic materials or plaster of Paris, of teeth and the surrounding tissues.

  9. an imitation of the voice, mannerisms, and other traits of a person, especially a famous person, as by an entertainer.

    The comedian did a hilarious impression of the president.

  10. Chiefly Printing.

    1. the process or result of printing from type, plates, etc.

    2. a printed copy from type, a plate, an engraved block, etc.

    3. one of a number of printings made at different times from the same set of type, without alteration (edition ).

    4. the total number of copies of a book, pamphlet, etc., printed at one time from one setting of type or from one set of plates.

  11. Metalworking. a portion of a die having in reverse the intended form of an object to be forged.


impression British  
/ ɪmˈprɛʃən /

noun

  1. an effect produced in the mind by a stimulus; sensation

    he gave the impression of wanting to help

  2. an imprint or mark produced by pressing

    he left the impression of his finger in the mud

  3. a vague idea, consciousness, or belief

    I had the impression we had met before

  4. a strong, favourable, or remarkable effect

    he made an impression on the managers

  5. the act of impressing or the state of being impressed

  6. printing

    1. the act, process, or result of printing from type, plates, etc

    2. one of a number of printings of a publication printed from the same setting of type with no or few alterations Compare edition

    3. the total number of copies of a publication printed at one time

  7. dentistry an imprint of the teeth and gums, esp in wax or plaster, for use in preparing crowns, inlays, or dentures

  8. an imitation or impersonation

    he did a funny impression of the politician

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

impression Idioms  

Other Word Forms

  • impressional adjective
  • impressionally adverb
  • impressionless adjective
  • preimpression noun

Etymology

Origin of impression

First recorded in 1325–75; Middle English impressio(u)n, from Latin impressiōn-, stem of impressiō; equivalent to impress 1 + -ion

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.

She claimed that she was mistakenly under the impression that her case would then be sent to appeal and noted that she has the documented verbal comprehension of a second-grader.

From Los Angeles Times • Mar. 31, 2026

"You got the impression watching the game that individuals were trying too hard in certain situations," said Robinson.

From BBC • Mar. 28, 2026

Ms. Lewin is particularly suspicious of Keats House in London’s Hampstead, where the poet lived for less than two years, hardly long enough to leave a material impression on his surroundings.

From The Wall Street Journal • Mar. 27, 2026

Three major potential catalysts for the chip maker’s shares have come and gone without making an impression, but investors still have cause to be patient.

From Barron's • Mar. 27, 2026

“I got the impression they were like, ‘Who calls and asks for Peter Schnall?’” said Charlie.

From "The Big Short" by Michael Lewis