| United Steelworkers leader I. W. ___ | 36 |
| United __ Emirates (Mideast nation) | 35 |
| United's are friendly, in ads | 33 |
| United, as corporations or labor unions | 39 |
| Units first posited more than 2500 years ago | 44 |
| Units first theorized by the Greeks | 35 |
| Units for F in the physics formula F = MA | 41 |
| Units for measuring computer system speed | 41 |
| Units listed on light bulb packages | 35 |
| Units marked on a wooden stick: Abbr. | 37 |
| Units named after a Scottish engineer | 37 |
| Units of concern to nuclear scientists | 38 |
| Units of energy equal to 100 ergs per gram | 42 |
| Units of Latin American currency | 32 |
| Units of length equal to 1,000 meters, briefly | 46 |
| Units of measurement for Picasso? | 33 |
| Units of resistance, often charged up? | 38 |
| Units of wax that aren't actually wax | 41 |
| Units on space vehicles, for short | 34 |
| Units on the geologic time scale | 32 |
| Units used for measuring fuel needs | 35 |
| Units used to estimate heating requirements | 43 |
| Univ. where "Good Will Hunting" is set | 48 |
| Univ. whose mascot is the Beaver | 32 |
| Univ. with an annual mystery hunt | 33 |
| Univ. with an annual mystery hunt since 1980 | 44 |
| Univ. with the cheer "Roll Tide!" | 43 |
| Universal donor blood type, briefly | 35 |
| Universal donor blood type, for short | 37 |
| Universal donor's blood designation | 39 |
| Universal donor's blood type | 32 |
| Universal donor's blood type, briefly | 41 |
| Universal donor's blood type, for short | 43 |
| Universal donor's blood typing category | 43 |
| Universal donor's classification | 36 |
| Universal donor's type, briefly | 35 |
| Universal donor's type, for short | 37 |
| Universal donor's type, informally | 38 |
| Universal House of Justice religion | 35 |
| Universal Human Rights Month: Abbr. | 35 |
| Universal merchandise identifier | 32 |
| Universal Postal Union headquarters | 35 |
| Universal remedy propounded by Paracelsus | 41 |
| Universal Studios president Meyer | 33 |
| Universal Studios' former parent co. | 40 |
| Universal's 1976 Richard Pryor comedy | 41 |
| Universal's 1980 Olivia Newton-John musical | 47 |
| Universal's 1984 Emilio Estevez flick | 41 |
| Universal's 1985 Chevy Chase comedy | 39 |
| Universal, in a Chinese philosophy | 34 |
| Universally loved sitcom character | 34 |
| Universidad de las Américas site | 35 |
| University affiliated with the Carter Center | 44 |
| University associated with the Carter Center | 44 |
| University at which Jimmy Carter taught | 39 |
| University attended by J. K. Rowling | 36 |
| University city in northern England | 35 |
| University city in the Netherlands | 34 |
| University city north of Des Moines | 35 |
| University city north of Stockholm | 34 |
| University created by Jane Smiley | 33 |
| University e-mail address ending | 32 |
| University e-mail address suffix | 32 |
| University east of Greensboro, North Carolina | 45 |
| University founded by Booker T. Washington | 42 |
| University in Center Valley, Pa. | 32 |
| University in Garden City, New York | 35 |
| University in Greenville, South Carolina | 40 |
| University in Peterborough, Ont. | 32 |
| University in San Marcos [left hand] | 36 |
| University in the Southern Conference | 37 |
| University in Winston-Salem, N.C. | 33 |
| University named for a Methodist bishop | 39 |
| University near Harvard, for short | 34 |
| University of Alabama head coach Nick | 37 |
| University of Alaska Southeast campus site | 42 |
| University of Arizona's home | 32 |
| University of Arkansas team, informally | 39 |
| University of California branch city | 36 |
| University of California campus city | 36 |
| University of Chicago site __ Park | 34 |
| University of Cincinnati athlete | 32 |
| University of Connecticut's home | 36 |
| University of Connecticut's setting | 39 |
| University of Florida footballer | 32 |
| University of Georgia athlete, familiarly | 41 |
| University of Georgia mascot Hairy __ | 37 |
| University of Georgia sports fans | 33 |
| University of Hawaii campus locale | 34 |
| University of Indonesia location | 32 |
| University of Kansas quadrangle? | 32 |
| University of Kentucky arena namesake | 37 |
| University of Kentucky's ___ Arena | 38 |
| University of Maryland athlete, for short | 41 |
| University of Maryland player, for short | 40 |
| University of Maryland, informally | 34 |
| University of Massachusetts flagship campus | 43 |
| University of Md.'s conference | 34 |
| University of Michigan's home | 33 |
| University of Minnesota campus site | 35 |