truncate

verb

1. (transitive)To shorten (something) by, or as if by, cutting part of it off.

   “The script was truncated to leave time for commercials.”

   “All these great plans were in vain, however, for in the cold dawn following the "Mania" years of 1845-46 the M.B.M. & M.J.R. project was truncated to an 11½-mile line from Ambergate to Rowsley.”

2. (transitive)To shorten (a decimal number) by removing trailing (or leading) digits.
3. To replace a corner by a plane (or to make a similar change to a crystal).

adj

1. Truncated.
2. Having an abrupt termination.