enlarge

from The American Heritage® Dictionary of the English Language, 5th Edition.

• intransitive verb To make larger in size.
• intransitive verb To make larger in scope or effect; expand: synonym: increase.
• intransitive verb To become larger; grow or swell.
• intransitive verb To speak or write at greater length or in greater detail; elaborate.

from The Century Dictionary.

• To cause (a horse) to spread his legs wider apart, so as to prevent him from interfering.
• noun Freedom; liberty; enlargement.
• To make larger; add to; increase in extent, bulk, or quantity; extend; augment: as, to enlarge a building or a business.
• To increase the capacity or scope of; expand; make more comprehensive.
• To increase in appearance; magnify to the eye.
• To set at large or at liberty; give freedom or scope to; release from limitation, confinement, or pressure.
• To state at large; expatiate upon: in this sense now followed by on or upon. See II., 2.
• To awaken strong religious feeling in; “enlarge the heart” of; hence, to move to utterance; cause or permit to expatiate: often reflexive.
• In old law, to give further time to; extend, postpone, or continue: as, to enlarge a rule or an order.
• To grow large or larger; increase; dilate; expand: as, a plant enlarges by growth; an estate enlarges by good management.
• To speak at large; be diffuse in speaking or writing; expatiate; amplify: with on or upon.
• To exaggerate.
• In photography, to make enlargements; practise solar printing. See enlargement, 8.

from the GNU version of the Collaborative International Dictionary of English.

• intransitive verb To grow large or larger; to be further extended; to expand
• intransitive verb To speak or write at length; to be diffuse in speaking or writing; to expatiate; to dilate.
• intransitive verb (Naut.) To get more astern or parallel with the vessel's course; to draw aft; -- said of the wind.
• transitive verb To make larger; to increase in quantity or dimensions; to extend in limits; to magnify
• transitive verb To increase the capacity of; to expand; to give free scope or greater scope to; also, to dilate, as with joy, affection, and the like.
• transitive verb Archaic To set at large or set free.
• transitive verb a hammer with a slightly rounded face of large diameter; -- used by gold beaters.
• transitive verb (Law) to extend the time for complying with it.
• transitive verb to give free vent to speech; to spread out discourse.
• transitive verb to make free, liberal, and charitable.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb transitive To make larger.
• verb intransitive To speak at length upon or on (some subject)
• verb archaic To release; to set at large.
• verb nautical To get more astern or parallel with the vessel's course; to draw aft; said of the wind.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb make larger
• verb add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
• verb make large
• verb become larger or bigger