From WordNet (r) 2.0 (August 2003) [wn]:
NIST
n : an agency in the Technology Administration that makes
measurements and sets standards as needed by industry or
government programs [syn: {National Institute of
Standards and Technology}, NIST]
From The Free On-line Dictionary of Computing (19 Sep 2003) [foldoc]:
NIST
National Institute of Standards and Technology