deleterious

Main Entry:
deleterious [del-i-teer-ee-uhs]
Part of Speech: adjective
Definition: harmful, damaging
Synonyms: bad, destroying, destructive, detrimental, hurtful, injurious, mischievous, nocent, nocuous, pernicious, prejudicial, prejudicious, ruining, ruinous
Antonyms: aiding, assisting, helpful
Main Entry: baneful
Part of Speech: adjective
Definition: ruinous, injurious
Synonyms: baleful, calamitous, deadly, deleterious, destructive, disastrous, evil, fatal, harmful, hurtful, malefic, noxious, pernicious, pestilent, pestilential, poisonous, venomous, wicked
Notes: something is baleful that intends or portends harm or injury; something is baneful that produces harm or injury - thus, a glance may be baleful, an herb or poison baneful
Antonyms: advantageous, beneficial, beneficient, fortunate, helpful, lucky
Main Entry: corrupt
Part of Speech: adjective
Definition: debased, vicious
Synonyms: abandoned, abased, baneful, boorish, degenerate, degraded, deleterious, depraved, dishonored, dissolute, evil, flagitious, infamous, loose, low, miscreant, monstrous, nefarious, perverse, profligate, rotten, villainous
Antonyms: clean, decent, helpful, high, kind, noble, sound, wholesome
Main Entry: costly
Part of Speech: adjective
Definition: harmful, damaging
Synonyms: catastrophic, deleterious, disastrous, loss-making, ruinous, sacrificial
Antonyms: aiding, helpful
Main Entry: damaging
Part of Speech: adjective
Definition: hurtful to reputation
Synonyms: bad, deleterious, detrimental, disadvantageous, evil, harmful, injurious, mischievous, nocent, nocuous, prejudicial, ruinous
Antonyms: beneficial, favorable, helpful
Main Entry: deadly
Part of Speech: adjective
Definition: causing end of life
Synonyms: baleful, baneful, bloodthirsty, bloody, cannibalistic, carcinogenic, cruel, dangerous, death-dealing, deathly, deleterious, destroying, destructive, fatal, grim, harmful, homicidal, injurious, internecine, killing, lethal, malignant, mortal, mortiferous, murderous, noxious, pernicious, pestiferous, pestilent, pestilential, poisonous, ruthless, savage, slaying, suicidal, toxic, unrelenting, venomous, violent, virulent
Notes: deadly means causing or capable of causing death while deathly means having the physical appearance of death
Antonyms: animating, energizing, harmless, healthful, healthy, invigorating, wholesome
Main Entry: destructive
Part of Speech: adjective
Definition: injurious, devastating
Synonyms: annihilative, baleful, baneful, calamitous, cancerous, cataclysmic, catastrophic, consumptive, cutthroat, damaging, deadly, deleterious, detrimental, dire, disastrous, eradicative, evil, extirpative, fatal, fell, harmful, hurtful, internecine, lethal, lethiferous, mortal, noisome, noxious, pernicious, pestiferous, pestilential, ruinous, slaughterous, suicidal, toxic, venomous, wrackful, wreckful
Antonyms: aiding, assisting, building, creative, helpful, productive
Main Entry: destructive
Part of Speech: adjective
Definition: hurtful, disparaging
Synonyms: abrasive, adverse, antagonistic, cankerous, caustic, contrary, corrosive, deleterious, derogatory, detrimental, discouraging, discrediting, erosive, hostile, injurious, invalidating, negative, offensive, opposed, troublesome, undermining, vicious
Antonyms: encouraging, hopeful, positive
Main Entry: detrimental
Part of Speech: adjective
Definition: damaging, disadvantageous
Synonyms: adverse, bad, baleful, deleterious, destructive, disturbing, evil, harmful, hurtful, ill, inimical, injurious, mischievous, negative, nocuous, pernicious, prejudicial, unfavorable
Antonyms: advantageous, assisting, beneficial, helpful, profitable
More ResultsPREVIOUS|1234|NEXT
Search another word or see deleteriouson Dictionary |Spanish
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT