- shorten
- shorten, curtail, abbreviate, abridge, retrench can all mean to reduce in extent, especially by cutting.Shorten commonly implies reduction in length or duration{
shorten a road by eliminating curves
}{to shorten a visit
}It is also often used of apparent rather than actual length{they shortened the journey by telling stories
}{if we really have a murderer in our midst, your easiest method of shortening your own young life would be to let him know how clever you are— Mary Fitt
}{the vaccines will not even shorten the course of a cold— Fishbein
}Curtail adds to shorten the implication of making cuts that impair completeness or cause deprivation{the interruption curtailed his speech
}{the outdoor ceremony was curtailed because of the storm
}{curtailed rights
}{emergency order drastically curtailing the use of fuel— Current Biog.
}Abbreviate implies reducing by omitting some normally present or following part; thus one abbreviates a word by cutting out or cutting off letters; one abbreviates a discussion by bringing it to a close sooner than planned or anticipated{their outing was abbreviated by a sudden drenching downpour
}{a stocky square-jawed man of great physical strength and energy, though of abbreviated intelligence— Shirer
}Abridge expresses reduction in compass or scope rather more than in length{I feel you do not fully comprehend the danger of abridging the liberties of the people — Lincoln
}but it may imply the retention of all that is essential and the relative completeness of the result{abridge a dictionary
}Retrench stresses reduction in extent or costs of something felt to be in excess{retrench expenses
}{the lords are retrenching visibly, and are especially careful to avoid any form of ostentation — Nancy Mitford
}Antonyms: lengthen, elongate: extend
New Dictionary of Synonyms. 2014.