- expand
- expand, amplify, swell, distend, inflate, dilate mean to increase or to cause to increase in size, bulk, or volume.Expand is the most inclusive term in this group and may often be used interchangeably with any of the others. It distinctively implies enlargement by opening out, unfolding, or spreading and may be used when the enlarging force is either internal or external{
tulips expand in the sun
}{the flag expanded in the breeze
}{expand a sponge by soaking it in water
}{expand one's chest by breathing deeply
}{their business is expandingy
}Amplify implies extension of something which is inadequate or obscure (as by filling out with details or by magnifying the volume){amplify a statement by adding details
}{devices for amplifying sounds
}{the author follows the Vulgate narrative closely . . . but amplifies and embroiders— Saintsbury
}Swell implies expansion beyond a thing's original circumference or normal limits{warm spring rains cause the leaf buds to swell
}{the river is swelling
}{his hand is swollen
}{gifts to swell the endowment fund
}Often it implies increase in intensity, force, or volume{the laughter swelled to hooting— Galsworthy
}{Caesar's ambition, which swelled so much that it did almost stretch the sides of the world— Shak.
}or it may imply puffing up or puffing out to the point of bursting{swollen veins
}{his heart swelled with pride
}Distend implies swelling caused by pressure from within forcing extension outward in all directions. It may presuppose a previous void or flaccid state{a rubber bag distends when filled with water
}{sails distended by the wind
}or it may imply an exceeding of normal bounds{a stomach distended by gas
}{like the flesh of animals distended by fear— Cather
}{the bat's body was so distended that it appeared spherical— Ditmars & Greenhall
}Inflate usually implies distention by artificial means (as by the introduction of gas or by puffing up with something as insubstantial or as easily dissipated as gas){inflate a balloon
}{inflate values
}{an inflated idea of one's own importance
}{poems ... so inflated with metaphor, that they may be compared to the gaudy bubbles blown up from a solution of soap— Goldsmith
}{the psychological problems of inflated national ego, heroic delusions of grandeur, and theories of historical inevitability— Newhall
}Dilate implies expansion in diameter; it therefore suggests a widening out of something circular rather than a puffing up of something globular or spherical{as round a pebble into water thrown dilates a ring of light— Longfellow
}{half-frighted, with dilated eyes— Tennyson
}{some stirring experience . . . may swiftly dilate your field of consciousness— Montague
}Antonyms: contract: abridge (a book, article): circumscribe (a range, a scope, a power)
New Dictionary of Synonyms. 2014.