| Odorless, colorless, inert gas | 30 |
| One who's attained Nirvana | 30 |
| Onetime rival of Jack and Gary | 30 |
| One hanging around the kitchen | 30 |
| One being printed at a station | 30 |
| Opposites of departures: Abbr. | 30 |
| Old camera settings, for short | 30 |
| One who had a high net income? | 30 |
| One of the 12 tribes of Israel | 30 |
| Org. that battled P. T. Barnum | 30 |
| One carrying a pack, sometimes | 30 |
| Old 2600 and 5200 game systems | 30 |
| One of Pete Rose's records | 30 |
| Org. in the Justice Department | 30 |
| Ones pressed for cash, briefly | 30 |
| Of interest to some physicists | 30 |
| Open areas in office buildings | 30 |
| Ones "at law": Abbr. | 30 |
| One into the bar scene?: Abbr. | 30 |
| Off-road four-wheeler, briefly | 30 |
| Off-road conveyance, for short | 30 |
| One who keeps work in balance? | 30 |
| One of Tewkesbury's rivers | 30 |
| One who may be caught off base | 30 |
| One missing roll call, perhaps | 30 |
| Orchestra leader ____ Stordahl | 30 |
| One of Cortés's victims | 30 |
| One might have a corner bodega | 30 |
| One who's looking to score | 30 |
| One who commits verbal assault | 30 |
| Ones deeply involved in opera? | 30 |
| One picking up after a slugger | 30 |
| One of Hollywood's Bridges | 30 |
| Outstanding example, for short | 30 |
| Opposite of "Stand!" | 30 |
| One might have a lobster on it | 30 |
| Oscar Robertson's nickname | 30 |
| Orangutan's Malaysian home | 30 |
| One who throws hooks in a ring | 30 |
| One putting a tyre into a boot | 30 |
| Ones hanging out in a man cave | 30 |
| One of three nations on Borneo | 30 |
| Org. that bestows merit badges | 30 |
| One-time pets of Brooklyn fans | 30 |
| One with a coat of many colors | 30 |
| Option on an online order form | 30 |
| One may be applied to salaries | 30 |
| Oscar-winning role for Hoffman | 30 |
| Overseas package for the needy | 30 |
| One may be Oriental or Persian | 30 |
| One of the Mamas and the Papas | 30 |
| Org. with quarantine authority | 30 |
| Org. in "The Strain" | 30 |
| Org. founded to combat malaria | 30 |
| Overlay with boards or plaster | 30 |
| One who removes a curse, maybe | 30 |
| Ones pictured in corp. reports | 30 |
| Ozone layer destroyers (abbr.) | 30 |
| One of Xavier Cugat's exes | 30 |
| One-named flamenco entertainer | 30 |
| One whose work can be stirring | 30 |
| Oscar winner for Moonstruck | 30 |
| Oriental cloakroom attendants? | 30 |
| Org. in many Tom Clancy novels | 30 |
| One of California's Santas | 30 |
| Ohio A.L. team, on scoreboards | 30 |
| One of the Monty Python troupe | 30 |
| Opposite of an intro, in music | 30 |
| Onetime Columbia Pictures head | 30 |
| Oliver North's rank: Abbr. | 30 |
| Old radio's ___ Stoopnagle | 30 |
| One of Santa's sleigh team | 30 |
| One skilled at dead reckoning? | 30 |
| One doing checks and balances? | 30 |
| One excellent at Excel, likely | 30 |
| One way to get the beat going? | 30 |
| Official bread of New Orleans? | 30 |
| Old computer screen, for short | 30 |
| Old oscilloscope part, briefly | 30 |
| Off the __: spur-of-the-moment | 30 |
| One may bring eternal bad luck | 30 |
| Old Tucker in an old folk song | 30 |
| Org. that studies U.S. history | 30 |
| Original Mouseketeer Gillespie | 30 |
| Old 280Z's and 280ZX's | 30 |
| Occurs to, with "on" | 30 |
| Old McDonnell Douglas aircraft | 30 |
| One of R.R.'s predecessors | 30 |
| One asking you to rinse: Abbr. | 30 |
| Org. that cracks down on crack | 30 |
| Option offered by Howie Mandel | 30 |
| One who'll give you a hand | 30 |
| Overseer of student discipline | 30 |
| One who may make an admission? | 30 |
| One who's blue, for short? | 30 |
| Occasional wild card, in poker | 30 |
| Outdated verb used with phones | 30 |
| One might be collegiate: Abbr. | 30 |
| Occasional "CSI" set | 30 |
| One accomplishing a great deal | 30 |