| Particle displacement symbols, in physics | 41 |
| Particle ejected from an atom during ionization | 47 |
| Particle made of quark-antiquark pairs | 38 |
| Particle name coined by Enrico Fermi | 36 |
| Particle named for a letter of the alphabet | 43 |
| Particle of a dwindling campfire | 32 |
| Particle physicist's particle | 33 |
| Particle physicist's particles | 34 |
| Particle physicist's s, p, d, or f | 38 |
| Particle that causes secondary ionization | 41 |
| Particle that's got a charge | 32 |
| Particle with a "flavor" | 34 |
| Particle with no electric charge | 32 |
| Particles Chad VanGaalen was "Inside" | 47 |
| Particles in particle accelerators | 34 |
| Particles invisible to the naked eye | 36 |
| Particles of concern to climatologists | 38 |
| Particles studied by microphysicists | 36 |
| Particular magazine printing: Abbr. | 35 |
| Particular point in record contract | 35 |
| Particularly pisslike cheap drinks? | 35 |
| Parties for future wives of rajahs? | 35 |
| Parties one shouldn't go to? | 32 |
| Parties that might have glow-in-the-dark freebies | 49 |
| Parties where dresses are rarely seen | 37 |
| Parties where people can't control themselves | 49 |
| Parties where you don't know anybody | 40 |
| Parties with a whole lot of shaking going on | 44 |
| Parting word south of the border | 32 |
| Parting word with an air kiss, perhaps | 38 |
| Parting word, south of the border | 33 |
| Parting words for someone moving away | 37 |
| Parting words from the busy type | 32 |
| Parting words from the Everly Brothers | 38 |
| Parting words from the Lone Ranger | 34 |
| Parting words from the Terminator | 33 |
| Parting words from the von Trapps | 33 |
| Partitions that may be 'deviated' | 41 |
| Partly built residence, perhaps? | 32 |
| Partly doubled, a call in a game | 32 |
| Partly edible agave that sounds disgusting | 42 |
| Partly good and partly bad, e.g. | 32 |
| Partly ground husk removed by sifting | 37 |
| Partly quadrupled, a 1963 comedy | 32 |
| Partly tripled, a lyric from a 1964 #1 pop song | 47 |
| Partner for this and that (with "the") | 48 |
| Partner for this and that, with "the" | 47 |
| Partner in an eye-products company | 34 |
| Partner in an old radio comedy duo | 34 |
| Partner in many a French company | 32 |
| Partner of ''kin'' | 34 |
| Partner of ''skip and jump'' | 44 |
| Partner of ''take notice'' | 42 |
| Partner of ''that and the other'' | 49 |
| Partner of "Be happy!" | 32 |
| Partner of "cool and collected" | 41 |
| Partner of "dangerous" | 32 |
| Partner of "done with" | 32 |
| Partner of "ifs" and "ands" | 47 |
| Partner of "pay later" | 32 |
| Partner of "read 'em" | 35 |
| Partner of "take notice" | 34 |
| Partner of "to" on a gift tag | 39 |
| Partner of "took notice" | 34 |
| Partner of a certain rabid sports fan | 37 |
| Partner of a tournament "am" | 38 |
| Partner of Andy, in classic radio | 33 |
| Partner of baseball and apple pie | 33 |
| Partner of broomsticks in a 1971 movie | 38 |
| Partner of Connecticut and Vermont | 34 |
| Partner of Fox on "The X-Files" | 41 |
| Partner of game and match, sometimes | 36 |
| Partner of Jackson and Smith on TV | 34 |
| Partner of long. in a G.P.S. location | 37 |
| Partner of Meredith and Al on morning TV | 40 |
| Partner of poivre, in French seasoning | 38 |
| Partner of rank and serial number | 33 |
| Partner of rosemary, in Shakespeare | 35 |
| Partner of the "Odyssey" | 34 |
| Partner of this and that (with "the") | 47 |
| Partner of what, where, why and when | 36 |
| Partner who stands out in print? | 32 |
| Partner with name and serial number | 35 |
| Partner, informally, with "the" | 41 |
| Partner, maybe, in a French firm | 32 |
| Partners of "ands" and "buts" | 49 |
| Partners of "gulls" in maritime jokes? | 48 |
| Partners of friends and countrymen | 34 |
| Partners' legal entity: Abbr. | 33 |
| Partnership for Peace pact (abbr.) | 34 |
| Partnerships dealing with jurisprudence | 39 |
| Parton of "Nine to Five" | 34 |
| Parton's "Here You ___ Again" | 43 |
| Parton-sponsored theatrical revue? | 34 |
| Partridge Family tribute to conifers? | 37 |
| Partridge's tree, in a carol | 32 |
| Parts 1 and 4 of this puzzle's theme | 40 |
| Parts of ''The Office'' set | 43 |
| Parts of '70s stereo systems | 32 |
| Parts of "Arsenic and Old Lace" | 41 |