Wordnet 3.0
NOUN (1)
1. 
 measuring with a micrometer; 
The Collaborative International Dictionary of English v.0.48:
Micrometry \Mi*crom"e*try\, n.
   The art of measuring with a micrometer.
   [1913 Webster]
WordNet (r) 3.0 (2006):
micrometry
    n 1: measuring with a micrometer