b : to cause illness, symptoms, etc., in (someone or something) a disease that affects millions of patients each year

affect somebody/something to produce a change in somebody/something. How will these changes affect us? The article deals with issues affecting the lives of children. Thousands of people have been …

Is there some concept, identifiable as 'perception', which affects or controls a human being's knowledge of the surrounding landscape?

When something affects someone or something, it influences them or causes them to change. ...decisions that would affect me for the rest of my life.

What's the difference between affect and effect? Affect is most commonly used as a verb meaning to act on or produce a change in someone or something.

Generally, we use affect as a verb (an action word) and effect as a noun (an object word). What Does Affect Mean? The verb affect means “to act on; produce a change in” as in, “The cold weather …

Affect and effect are two of the most commonly confused words in English. They sound and look similar, and even relate in meaning — but they have different grammar functions and are used in different ways.

affect meaning, definition, what is affect: to do something that produces an effect ...: Learn more.

affect is a verb, affected and affectionate are adjectives, affection is a noun: Nothing seems to affect him. The way he speaks is affected and phony. The cat is friendly and affectionate. She shows a lot …

Jun 26, 2025 · Unravel the subtle difference between 'affect' and 'effect' in a clear guide, exploring their meanings in grammar. Discover the distinction and enhance your writing with the right choice, using …