Searching…
pernicious, baneful, noxious, deleterious, detrimental mean exceedingly harmful. pernicious implies irreparable harm done through evil or insidious corrupting or undermining.
DETRIMENTAL definition: causing detriment, as loss or injury; damaging; harmful. See examples of detrimental used in a sentence.
detrimental effect/impact These chemicals have a detrimental effect / impact on the environment. detrimental to Their decision could be detrimental to the future of the company.
(when: postpositive, foll by to) harmful; injurious; prejudicial: smoking can be detrimental to health.
Definition of detrimental adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Something that is detrimental to something else has a harmful or damaging effect on it.
WordReference Random House Unabridged Dictionary of American English © 2026 det•ri•men•tal (de′trə men′ tl), adj. causing detriment; damaging; harmful. n. a detrimental person or thing.
Jan 14, 2026 · Adjective detrimental (comparative more detrimental, superlative most detrimental) Causing damage or harm. Synonyms: harmful, damaging, injurious; see also Thesaurus: harmful Antonym: beneficial Smoking...
Definition of detrimental. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.
Causing harm, damage, or having a negative impact on a person, object, situation, or system. "The detrimental consequences of the decision were felt by the community."
