Adverse: meaning, definitions and examples

This term is often used in formal or professional settings, especially in relation to conditions, effects, or feedback that are not good.

• The medication may cause adverse side effects.
• The company faced adverse financial conditions.

Often used in a less intense way to describe conditions, opinions, or outcomes that are not advantageous or supportive.

• The weather for the picnic was unfavorable.
• He received an unfavorable review from his supervisor.

This word is commonly used to describe something that causes direct damage or is injurious, often related to health or well-being.

• Eating too much sugar can be harmful to your teeth.
• Harmful chemicals were found in the river.

This term is more general and can be used in many situations to describe anything undesirable, unwelcome, or having a poor outcome.

• She received negative feedback on her report.
• The test results were negative for cancer.

Used when describing something harmful or unfavorable, often in formal or technical contexts such as health, weather conditions, or financial impacts.

• The medication has adverse side effects
• The company faced adverse market conditions

Used when indicating resistance or disagreement with an idea, plan, or action, often in arguments or debates.

• She was strongly opposed to the new policy
• Many people were opposed to the construction of the new factory

Used when talking about opinions, beliefs, or actions that are different or opposite to what is expected or desired.

• Her opinion was contrary to mine
• Despite the contrary evidence, he insisted on his viewpoint

Used to describe actions, attitudes, or environments that are aggressive or antagonistic, implying a certain level of conflict or unfriendliness.

• The crowd turned hostile during the speech
• The two countries have a hostile relationship