To Abbreviate

1. (obsolete, transitive) To shorten by omitting parts or details. [Attested from around (1350 to 1470) until the late 17th century.][2]
2. (obsolete, intransitive) To speak or write in a brief manner. [Attested from the late 16th century until the early 17th century.][2]
3. (transitive) To make shorter; to shorten (in time); to abridge; to shorten by ending sooner than planned. [First attested from around (1350 to 1470).][2]
4. (transitive) To reduce a word or phrase by means of contraction or omission to a shorter recognizable form. [First attested in the late 16th century.][2]
5. (transitive, mathematics) To reduce to lower terms, as a fraction.

abridge

compress

condense

contract

curtail

epitomize

reduce

shorten

amplify

dilate

elongate

enlarge

expand

expatiate

extend

lengthen

produce

prolong

stretch