the GNU version of the Collaborative International Dictionary of English
n. The art of measuring time; the measuring of time by periods or divisions.
The Century Dictionary and Cyclopedia
n. The art or process of measuring time; the measuring of time by periods or divisions.
Word Usage
"While jeweled bearings had been used in watches to improve chronometry since the early 18th century, the mechanics of the Huggeford timepiece dated from the 1670s."