Definition for Vacuous:

• vak'[= u]- us, adj. empty, void: without intelligence, unexpressive.-- v.t. VAC'U[= A]TE, to make empty.-- ns. VACU[= A]' TION; VAC'UIST, one who thinks there are empty spaces in nature; VAC[= U]' ITY, emptiness: space unoccupied: idleness, listlessness; VAC'U[= O]LE, a very small cavity in the tissue of organisms; VAC'UOUSNESS; VAC'[= U]UM, vacant or empty space: a space empty or devoid of all matter:-- pl. VAC'[= U]A; VAC'[= U]UM-BRAKE, a brake working on the principle of keeping up a vacuum in a continuous pipe or pipes extending under the train, and in brake-cylinders connected to them under each vehicle, the air being sucked out by ejectors or pumps on the locomotive; VAC'[= U]UM-GAUGE, a gauge for indicating to what extent a vacuum is produced; VAC'[= U]UM-PAN, a vessel for boiling saccharine juices in a partial vacuum in sugar-making; VAC'[= U]UM-TUBE, a sealed glass tube in which a vacuum has been made, employed to examine the effects of a discharge of electricity through air or gas rarefied or exhausted. [ L. vacuus, empty.]

Synonyms for Vacuous:

• adj.

  •absent (adjective)
  • minus,
  • Non-existent.
  •all (adjective)
  • mindless.
  •colorless (adjective)
  • insipid,
  • characterless.
  •dull (adjective)
  • witless,
  • unintellectual.
  •empty; unintelligent (adjective)
  • airheaded,
  • uncomprehending,
  • stupid,
  • superficial,
  • half-baked,
  • foolish,
  • unreasoning,
  • dumb,
  • emptied.
  •expressionless (adjective)
  • pokerfaced.
  •nonexistent (adjective)
  • meaningless,
  • barren,
  • nonexistent,
  • devoid,
  • empty,
  • null,
  • unexisting,
  • non-subsistent.
  •thoughtless (adjective)
  • unoccupied,
  • brainless,
  • illogical,
  • unthoughtful,
  • unthinking,
  • unreasonable.
  •unsubstantial (adjective)
  • immaterial,
  • inessential,
  • illusory,
  • insignificance,
  • nonexistence,
  • weightless,
  • apparitional,
  • chimerical,
  • unsubstantial,
  • tenuous,
  • unreal,
  • phantasmal,
  • ethereal,
  • unconcrete,
  • impalpable,
  • spectral,
  • intangible.

• n.

  •
  • hasty,
  • shallow,
  • impulsive,
  • impetuous,
  • ill-considered,
  • irresponsible,
  • undiscriminating.
  •empty (noun)
  • depleted,
  • drained.

• Other synonyms:

  •Other relevant words:
  • hypnotic,
  • gormless,
  • Rattle-brained,
  • passive,
  • ignorant,
  • boring,
  • ludicrous,
  • green,
  • imbecilic,
  • dazed,
  • confused,
  • uninteresting,
  • light-headed,
  • lifeless,
  • tentative,
  • clean,
  • disorganized,
  • unrelieved,
  • air space,
  • incommunicative,
  • bewildered,
  • soft,
  • slender,
  • Unideal,
  • trancelike,
  • namby-pamby,
  • flimsy,
  • dry-as-dust,
  • screwy,
  • nonsensical,
  • nutty,
  • uninhabited,
  • monotonous,
  • uninspired,
  • bootless,
  • slow,
  • batty,
  • half-witted,
  • drab,
  • tranquil,
  • nominal,
  • not solid,
  • wacky,
  • unripe,
  • calm,
  • Incogitant,
  • bird-brained,
  • preposterous,
  • oblivious,
  • idle,
  • Unideaed,
  • uninformed,
  • groping,
  • trite,
  • relaxed,
  • aimless,
  • missing,
  • desert,
  • sterile,
  • narrow-minded,
  • dippy,
  • nugatory,
  • Fribble,
  • fixed,
  • slow-witted,
  • uninhabitable,
  • loony,
  • deserted,
  • Daffy,
  • goofy,
  • dim-witted,
  • risible,
  • brain dead,
  • nonmeaningful,
  • unfilled,
  • unmindful,
  • unacquainted,
  • inexperienced,
  • tedious,
  • rattlebrained,
  • unposted,
  • leisure,
  • glazed,
  • negative,
  • unacquainted with,
  • giddy,
  • featureless,
  • prosaic,
  • false,
  • moronic,
  • discursive,
  • light,
  • colourless,
  • tiresome,
  • softheaded,
  • empty-bellied,
  • untenanted,
  • thick-witted,
  • rambling,
  • astonished,
  • airy,
  • scatterbrained,
  • nonintellectual,
  • diverted,
  • Eviscerated,
  • opaque,
  • simple,
  • puzzled,
  • spiritless,
  • reasonless,
  • nescient,
  • dotty,
  • unversed,
  • flighty,
  • Feather-brained,
  • bland,
  • null and void,
  • white,
  • Absent-minded,
  • impassive,
  • raw,
  • dopey,
  • direct,
  • absent,
  • unaware,
  • unsure,
  • windy,
  • simple-minded,
  • daft,
  • thick,
  • idiotic,
  • vacuity,
  • catchpenny,
  • cold,
  • glassy,
  • lacking,
  • unsmart,
  • doltish,
  • Weak-minded,
  • trivial,
  • dim,
  • ridiculous,
  • dorky,
  • trifling,
  • unfamiliar,
  • muddled,
  • laughable,
  • thickheaded,
  • dry,
  • bleached,
  • unilluminated,
  • wandering,
  • bonehead,
  • unenlightened,
  • Unconversant,
  • unknowing,
  • uninitiated,
  • unorganized,
  • lunatic,
  • Chuckleheaded,
  • dunderheaded,
  • bonkers,
  • vain,
  • cuckoo,
  • unemployed,
  • awkward,
  • inconsiderate,
  • empty space,
  • dizzy,
  • dense,
  • ho-hum,
  • Toom,
  • innocent,
  • Quietistic,
  • frivolous,
  • lacklustre,
  • staring,
  • otiose,
  • uncommunicative,
  • oafish,
  • crazy,
  • frothy,
  • nuts,
  • vague,
  • callow,
  • emotionless,
  • obtuse,
  • hare-brained,
  • unimaginative,
  • mad,
  • lamebrain,
  • Unapprized,
  • hollow,
  • senseless,
  • slight,
  • pinheaded,
  • pointless,
  • bubbleheaded,
  • knuckleheaded,
  • unintelligent,
  • asinine,
  • perplexed,
  • gauche,
  • waste,
  • lunkheaded,
  • dreary,
  • naive,
  • jejune,
  • deadpan,
  • futile,
  • inattentive,
  • nirvanic,
  • humdrum,
  • absurd,
  • forgetful,
  • Fribbling,
  • not sensible,
  • stuporous.

Paraphrases for Vacuous:

• Other Related

  • Adjective
    empty.

Antonyms for Vacuous:

• adj.

  • empty; unintelligent
    full, intelligent, filled, aware.
  • Other antonyms:
    highbrow, logical, flush, trained, reasonable, crowded, intellectual, crafty, foxy, replete, busy, wily, ultrasmart, discerning, informed, perceptive, gorged, occupied, literate, rational, complete, brimful, sane, percipient, resourceful, sage, well-read, knowing, overflowing, ingenious, shrewd, astute, cerebral, sapient, savvy, erudite, communicative, sagacious, thinking, judicious, skilled, Crammed, furnished, scholarly, prudent, nimble, perspicacious, schooled, Brimmed, brimming, apt, sensible, cunning, inhabited, sound, jammed, acute, packed, communicatory, learned, knowledgeable, valid, insightful, teeming, educated.