harmful; damaging
It is not widely understood that excessive caffeine consumption can be extremely detrimental to health.
de (away)#terere (to rub, wear down) (Latin)
deleterious, detrimental
innocuous
de-TRY-MENTAL. DON'T TRY anything with MENTAL fellow, he may be DANGEROUS and HARMFUL. look at the part MENTAL. a MENTAL person can cause serious harm or injury when violent. detrimental word is like experimental. wen u are doin the Experiment, then it is obviously harmful to everyone.