Definition of incoherent in English:



  • 1(of spoken or written language) expressed in an incomprehensible or confusing way; unclear.

    ‘he screamed some incoherent threat’
    • ‘This is easy to believe about one of the funniest comedians around… a man who has raised the bar for incoherent muttering and elevated rambling to a high art.’
    • ‘He just kept shivering and muttering incoherent fragments of distorted English.’
    • ‘Their atrophied sense of integrity and largely incoherent rambling suggested that this would prove a far more difficult task than I first imagined.’
    • ‘The letter is long, rambling, abusive and incoherent.’
    • ‘Well first of all I believe we have to change this language, which is incoherent.’
    • ‘Soon after, they found Hazel sitting by a tree, muttering incoherent threats.’
    • ‘Williams subsided over his beer, muttering some kind of incoherent threat, as Leslie smiled.’
    • ‘There is acute onset of delusions, hallucinations, incomprehensible or incoherent speech, or any combination of these.’
    • ‘As I noted in a previous post on this subject, the disclaimer that the school board has mandated be read by the science teachers is incredibly incoherent and confused.’
    • ‘Much of the rest of the e-mail is rambling, incoherent, badly written, nonsensical, fanciful, and downright unbelievable.’
    • ‘At no point in your rambling, incoherent response were you even close to anything that could be considered a rational thought.’
    • ‘Madmen are of some nation, and their language, however incoherent in its words, has always the coherence of syllabification.’
    • ‘Clearly unhappy with the attention he was receiving around that time, he gave a number of rambling, incoherent interviews that hinted at some of the darker recesses of his psyche.’
    • ‘Instead of boring you with one of my long, incoherent ramblings, I have decided to cut them up into shorter, incoherent ramblings, for your pleasure.’
    • ‘Natural language is incoherent, and its underlying sensible structure is that of an infinite hierarchy of levels.’
    • ‘I'm very grateful that these incoherent ramblings find some resonance out there - we can all do with some validation can't we?’
    • ‘Why do some actors write hilariously incoherent and over-the-top political commentary?’
    • ‘The incoherent ramblings of a man who spent a little too much time drinking the Ted Rall flavored kool-aid?’
    • ‘David muttered something incoherent and rude and scrambled to his feet, fumbling for the sword.’
    • ‘Randolph later wrote an incoherent apology for his ‘diabolical, barbarous and wicked’ behaviour.’
    unclear, confused, muddled, unintelligible, incomprehensible, hard to follow, disjointed, disconnected, unconnected, disordered, mixed up, garbled, jumbled, scrambled
    View synonyms
    1. 1.1 (of a person) unable to speak intelligibly.
      ‘he was incoherent with sentiment’
      • ‘Although he is verbally incoherent due to heavy medication, John has worked solidly for the last 10 years on this collection of abstract paintings.’
      • ‘Though he was incoherent and loud, at times my impression was that he was not psychotic or manic.’
      • ‘He is too incoherent to tell and we leave him squatting outside the entrance to accident and emergency, smoking a roll-up and gobbing more blood on to the ground.’
      • ‘I am not usually as rambling and incoherent as I sound.’
      • ‘She's incoherent, crying, sobbing, and there is not a person in the room who doesn't know that it is all an act.’
      • ‘So tepid arguments between mumbling, incoherent, misinformed gentlemen speckle the news programmes.’
      • ‘The rest were pretty much incoherent whenever they spoke.’
      • ‘Of all his family, he is the incompetent, incoherent, emotional one.’
      • ‘The report shows that he was incoherent and confused at the interview.’
      • ‘This encouraged speculation that a man so apparently incoherent couldn't have written his own lyrics.’
      • ‘I'm incoherent and sad and inarticulate and outraged.’
      • ‘The 25-year-old was described as confused and incoherent during his interrogation.’
      • ‘But over time he is incoherent and contradictory.’
      • ‘We're not actually sure why they bothered, though: most branches of Tescos have their doorways cluttered by hordes of incoherent young people in ugly clothes getting in people's way.’
      • ‘The events of the passed few hours had left her confused and incoherent.’
      • ‘She knew she was rambling; she knew she was slightly incoherent; she didn't care.’
      • ‘It's a fairly minor wound but he's quite incoherent.’
      • ‘The following morning Miss Cadden's friends believed she had gone out to an exam and she was not seen until lunchtime, by which point she was rambling, incoherent and unable to help herself.’
      • ‘The transcript later showed him to be confused and incoherent.’
      • ‘She was incoherent and hadn't answered any questions.’
      delirious, raving, babbling, hysterical, irrational
      View synonyms
    2. 1.2 Not logical or internally consistent.
      ‘the film is ideologically incoherent’
      • ‘At least in this case, the valid phrases are much commoner than the logically incoherent ones.’
      • ‘Of course, that includes your ‘base’ here in the US too so you'll have to pardon us for our consistency and ask yourselves why we find you incoherent on this matter.’
      • ‘One of its key arguments is internally incoherent.’
      • ‘A law can do much practical good even if it is logically incoherent, and the ADA certainly falls in that category.’
      • ‘The constant drive to divide sex into various incoherent binaries is intellectually specious, politically dubious, and completely unsexy.’
      • ‘The thought that the process theory is logically incoherent comes from two sources.’
      • ‘How is any of it illogical or internally incoherent?’
      • ‘We didn't really take it to its logical conclusion, so it's sprawling and incoherent and needs working with some scissors.’
      • ‘Darin was right; I did feel better after babbling my incoherent misgivings.’
      • ‘Moreover the capital controversy revealed that important aspects of aggregate neoclassical theory were logically incoherent.’
      • ‘White announces himself in favor of irrational and incoherent opinions.’
      • ‘I find him very inconsistent and intellectually his policy positions are often quite incoherent.’
      • ‘But the aim of fusion is both internally incoherent and impossible.’
      • ‘But taken to its logical limit, the aim is incoherent.’
      • ‘He argues, surprisingly, that the notion of enforcing God's law is logically incoherent.’
      • ‘Still, in rebutting the charge that the Trinity is against reason, the philosopher may offer conceptual clarity to the skeptic and show that the doctrine is not incoherent or irrational.’
      • ‘I have not found that the ordinary logical mind has in either ancient or modern literature been able to find them internally incoherent.’
      • ‘Remember, that chapter is written straight from his inner subconscious, so naturally, it'd all be a babble of incoherent thoughts.’
      • ‘In short it's a logically incoherent mishmash that seems to rumble along despite it's evident inconsistencies and flaws.’
      • ‘Given the facts in this case, the jury's verdict is logically incoherent.’
  • 2Physics
    (of waves) having no definite or stable phase relationship.

    • ‘In particular, in this work, neutron elastic incoherent scattering was utilized to study the dynamics of the lipoplexes as a function of DNA concentration.’
    • ‘We present elastic and inelastic incoherent neutron scattering data from a series of trehalose glasses diluted with glycerol.’
    • ‘Similarly, incoherent quasielastic neutron scattering experiments provide information on the mean-square displacements of the hydrogen atoms.’
    • ‘Similarly, the blue structural colors of avian skin were long hypothesized to be produced by incoherent Rayleigh or Tyndall scattering.’
    • ‘This means that coherent spin waves will appear below the temperature at which magnetic ordering sets in, while a transverse incoherent component will exist above.’