Shortener

short·en  (shôrtn)

v. short·ened, short·en·ing, short·ens

v.tr.

1. To make short or shorter.

2. Nautical To take in (a sail) so that less canvas is exposed to the wind, thereby reducing speed.

3. To reduce in force, efficacy, or intensity.

4. To add shortening to (dough) so as to make flaky.

v.intr.

To become short or shorter.

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shorten·er n.

Synonyms: shorten, abbreviate, abridge, curtail, truncate
These verbs mean to diminish the length, duration, or extent of by or as if by cutting: vices that will shorten your life; abbreviated the speech; abridging the citizens' rights; curtailed their visit; truncated the conversation.

Antonym: lengthen

Thesaurus

Noun

1.

shortener - any agent that shortens; "alcohol is a great shortener of life" agent - an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents"