D defs.my
Entry 1 sense Webster, 1913

Horology

· Ho·rol·o·gy · IPA
01 n. The science of measuring time, or the principles and art of constructing instruments for measuring and indicating portions of time, as cloc…
  1. 1.
    The science of measuring time, or the principles and art of constructing instruments for measuring and indicating portions of time, as clocks, watches, dials, etc.