| Main Entry: | null |
| Part of Speech: | adjective |
| Definition: | ineffectual, valueless |
Synonyms: |
absent, bad, barren, characterless, imaginary, ineffective, inefficacious, inoperative, invalid, negative, nonexistent, nothing, null and void, powerless, unavailing, unreal, unsanctioned, useless, vain, void, worthless |
Antonyms: |
effective, effectual, valid, valuable, worthwhile, worthy |
| Main Entry: | ineffective/ineffectual |
| Part of Speech: | adjective |
| Definition: | weak, useless |
Synonyms: |
abortive, anticlimactic, barren, bootless, defeasible, feckless, feeble, forceless, fruitless, futile, idle, impotent, inadequate, incompetent, indecisive, inefficacious, inefficient, inept, inferior, innocuous, inoperative, invertebrate, lame, limited, neutralized, nugatory, null, null and void, paltry, powerless, spineless, unable, unavailing, unfruitful, unproductive, unprofitable, unsuccessful, vain, void, withered, worthless |
Antonyms: |
competent, effective, effectual, efficient, powerful, strong, useful |
| Main Entry: | invalid |
| Part of Speech: | adjective |
| Definition: | worthless; unfounded |
Synonyms: |
bad, baseless, fallacious, false, ill-founded, illogical, inoperative, irrational, mad, not binding, not working, nugatory, null, null and void, reasonless, sophistic, unreasonable, unreasoned, unscientific, unsound, untrue, void, wrong |
Antonyms: |
sound, valid, worthwhile, worthy |
| Main Entry: | nonexistent |
| Part of Speech: | adjective |
| Definition: | fictional, not real |
Synonyms: |
absent, airy, baseless, blank, chimerical, dead, defunct, departed, dreamlike, dreamy, empty, ethereal, extinct, extinguished, fancied, few and far between, flimsy, gone, gossamery, groundless, hallucinatory, hypothetical, illusory, imaginary, imagined, immaterial, imponderable, insubstantial, legendary, lost, missing, mythical, negative, null, null and void, passed away, passed on, perished, shadowy, tenuous, ungrounded, unreal, unsubstantial, vacant, vague, vaporous, void, without foundation |
Antonyms: |
actual, existent, existing, real, true |
| Main Entry: | unimportant |
| Part of Speech: | adjective |
| Definition: | of no real worth, value |
Synonyms: |
beside the point, casual, frivolous, frothy, immaterial, inconsequential, inconsiderable, indifferent, insignificant, irrelevant, little, low-ranking, meaningless, minor, minute, negligible, nonessential, nothing*, nugatory, null, of no account, of no consequence, paltry, petty, picayune, second-rate, shoestring, slight, trifling, trivial, unnecessary, useless, worthless, zero*, zilch, zip |
Antonyms: |
big, important, relevant, serious, useful, worthwhile |
| Main Entry: | void |
| Part of Speech: | adjective |
| Definition: | nullified, meaningless |
Synonyms: |
avoided, bad, dead, forceless, fruitless, ineffective, ineffectual, inoperative, invalid, negated, not viable, nugatory, null, null and void, set aside, sterile, unconfirmed, unenforceable, unfruitful, unratified, unsanctioned, unsuccessful, useless, vain, voided, worthless |
| Notes: | void means empty; devoid means empty, but empty only after something has been taken away |
Antonyms: |
full, meaningful, valid |
| Main Entry: | ineffective |
| Part of Speech: | adjective |
| Definition: | useless |
Synonyms: |
abortive, anticlimactic, barren, bootless, defeasible, emasculate, feckless, feeble, forceless, fruitless, futile, idle, impotent, inadequate, incompetent, indecisive, ineffectual, inefficacious, inefficient, inept, inferior, innocuous, inoperative, lame, limited, neutralized, no go, no way, not effective, nugatory, null, paltry, powerless, slack-spined, spineless, unable, unavailable, unavailing, unfruitful, unproductive, unprofitable, unsuccessful, vain, void, withered, worthless |
Antonyms: |
effective |
| Main Entry: | null and void |
| Part of Speech: | adjective |
| Definition: | invalid |
Synonyms: |
annulled, cancelled out, no longer law, null, nullified, of no effect, void |
| Main Entry: | inefficacious |
| Part of Speech: | adjective |
| Definition: | ineffectual |
Synonyms: |
abortive, anticlimactic, barren, bootless, defeasible, feckless, feeble, forceless, fruitless, futile, idle, impotent, inadequate, incompetent, indecisive, ineffective, inefficient, inept, inferior, innocuous, inoperative, invertebrate, lame, limited, neutralized, nugatory, null, null and void, paltry, powerless, spineless, unable, unavailing, unfruitful, unproductive, unprofitable, unsuccessful, useless, vain, void, withered, worthless |