WordNet sense 1 (the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere):

GMT, UT1, Greenwich Mean Time, Greenwich Time, universal time

WordNet sense 2 (a state in the western United States; settled in 1847 by Mormons led by Brigham Young):

Utah, Beehive State, Mormon State

WordNet sense 3 (the syllable naming the first (tonic) note of any major scale in solmization):

do, doh, do