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ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.twenty-eight - the cardinal number that is the sum of twenty-seven and onetwenty-eight - the cardinal number that is the sum of twenty-seven and one
large integer - an integer equal to or greater than ten
Adj.1.twenty-eight - being eight more than twentytwenty-eight - being eight more than twenty  
cardinal - being or denoting a numerical quantity but not order; "cardinal numbers"
References in classic literature ?
Let Walter Hartright, teacher of drawing, aged twenty-eight years, be heard first.
Well; for these twenty-eight leagues you cannot allow less than fourteen hours?
But the next note, changed to pay for providing a dinner for their relations, that cost twenty-eight roubles, though it did excite in Levin the reflection that twenty-eight roubles meant nine measures of oats, which men would with groans and sweat have reaped and bound and thrashed and winnowed and sifted and sown,--this next one he parted with more easily.
For twenty-eight miles that they travelled this day, they found it impossible to get down to the margin of the stream.
You will also kindly note for your own future convenience that to-day is not Friday, August the twenty-seventh, but Saturday, August the twenty-eighth, and that you sat senseless in your cab for twenty-eight hours upon the Rotherfield hill.
He is not old: he's only six or seven and thirty; and she herself is twenty-eight, and as sober as if she were fifty.
In a hilarious hall there were twenty-eight tables and twenty- eight women and a crowd of smoking men.
And Lacepede, the French naturalist, in his elaborate history of whales, in the very beginning of his work (page 3), sets down the Right Whale at one hundred metres, three hundred and twenty-eight feet.
She was a woman of twenty-eight, I should think, though of a type whose age is always doubtful; for she cannot have looked different when she was twenty, and at forty would look no older.
A woman, they say, should not marry until she is twenty-seven or twenty-eight - a very excellent idea.
With all these concessions, two hundred and seventy-nine persons only will be the depository of the safety, interest, and happiness of eight millions that is to say, there will be one representative only to maintain the rights and explain the situation of TWENTY-EIGHT THOUSAND SIX HUNDRED AND SEVENTY constitutents, in an assembly exposed to the whole force of executive influence, and extending its authority to every object of legislation within a nation whose affairs are in the highest degree diversified and complicated.
Rebeccah Puddle-duck, was perfectly willing to leave the hatching to some one else --"I have not the patience to sit on a nest for twenty-eight days; and no more have you, Jemima.