Definition of nth in English:

nth

adjective

Mathematics
  • 1Denoting an unspecified member of a series of numbers or enumerated items.

    ‘systematic sampling by taking every nth name from the list’
    • ‘In 1865 Fuchs studied nth order linear ordinary differential equations with complex functions as coefficients.’
    • ‘Although this method had been used by earlier Arabic mathematicians to find approximations for the nth root of an integer, al-Tusi is the first that we know who applied the method to solve general equations of this type.’
    • ‘Euler starts with an nth degree polynomial p with the following properties.’
    • ‘Although not the first to do so, al-Kashi gave an algorithm for calculating nth roots which is a special case of the methods given many centuries later by Ruffini and Horner.’
    • ‘In 1909 Hilbert proved that given any integer n there is an integer m (depending on n) such that every integer is a sum of m nth powers.’
    1. 1.1 (in general use) denoting an unspecified item or instance in a series, typically the last or latest in a long series.
      ‘for the nth time that day they were forced to relate the whole story’
      • ‘Tonight I watched Cruel Intentions for the nth time.’
      • ‘Those who can't help but be over analytical or hate action films - 99% of the female population, the old and the educated - are far better off wasting their money to see Meg Ryan in her latest film playing the same role for the nth time.’
      • ‘Apart from anything else, knowing she's going to be spending the next nth number of weeks with them, she pretends to be Italian and from another Big Brother just to see what their reaction is.’
      • ‘I mean, it's four o'clock in the morning as I write this, and I've just finished reading Scars for the nth time, and I don't want to go to bed with it swimming around in my head.’
      • ‘This is the nth time over the past three weeks that my flight's been moved back at the last minute because of a meeting, and yet I can't find it in myself to be anything more than annoyed at the inconvenience of it.’
      • ‘I was re-reading Stardust for the nth time, and I couldn't help realizing how similar it was to Great Expectations.’
      • ‘The only reason to come out a day before the show opens (other than to see Bill Gates talk for the nth time) is to synthesize some of the 1,000 media kits.’
      • ‘St Mary's College at present is akin to a sinking ship, and this nth round of cutbacks and strikes merely serves to raise the tide ever higher.’
      • ‘He tells the Dinah Shore Show story for the nth time and then he waits for the interviewer to set him up for the ‘buying his parents a VCR’ story.’
      • ‘I was just too aware of the mechanisms, the way that the actors were repeating for the nth time the same lines and movements.’
      • ‘I do actually think I had some great ideas for turning the book in to a movie - reading the book for the nth time - but I'm hopeful after this casting news.’
      • ‘But we are once again dealing with nth generation reproduction, without any remastering or reconfiguration.’
      • ‘But really, would you want be the nth person to die after mixing coke and heroin?’
      • ‘So, whether a person is traveling for the first time or for the nth time, it is still best to keep in mind safety traveling tips so that the experience will be a gratifying one.’
      • ‘Silently, and for the nth time since I have been here, I told myself, ‘This is Hungary, Simon’ and headed out.’
      • ‘‘Oh, I read all your articles,’ an excited advertiser tells a colleague, who blushed for the nth time that evening.’
      • ‘For the nth time in my life, I find myself without a cellphone again.’
      • ‘Space Mountain was my ride of choice - it seemed much faster than I remembered, and Star Tours was a good as ever despite it being my nth time.’
      • ‘While I'm not keen on the notion that we're all dependent on something in these addiction-obsessed times, I know that my fondness for adrenaline-surfing exceeds healthy limits and that (for the nth time) I need to Do Something About It.’
      • ‘Now, Irishness seems to include fifth, sixth, seventh, eighth, ninth, nth generations of so-called ‘Irish people’ - and it is these ‘lost Irish’ who are being targeted to tick the box in the census.’
      unnamed, unstated, unidentified, unquantified, undesignated, undefined, unfixed, undecided, undetermined, uncertain, uncounted
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Pronunciation:

nth

/enTH/

Definition of Nth in English:

Nth

  • North.

Pronunciation:

Nth

/enTH/