Dictionary definitions that start with: UR (184 entries)

ur
uracil
uraemia
ural mountains
ural-altaic
uralic
uralic language
urals
uranalysis
urania
uraninite
uranium
uranium 235
uranium 238
uranium ore
uranologist
uranology
uranoplasty
uranoscopidae
uranus
uranyl
uranyl group
uranyl nitrate
uranyl oxalate
uranyl radical
urarthritis
urate
uratemia
uraturia
urban
BTW, Why won't you become an editor?