| 'In excelsis ___' |
DEO |
| 'Mona Lisa' painter |
DAVINCI |
| 'Not gonna happen' |
NODICE |
| '___ mia!' |
MAMMA |
| 6-point football scores |
TDS |
| Aching the most |
SOREST |
| Aliens, for short |
ETS |
| Apocalyptic warning ... or a hint to 20-, 33- and 42-Across |
THEENDISNEAR |
| Apple computer, informally |
MAC |
| Aspirant |
WANNABE |
| Bar next to butter, maybe |
OLEO |
| Baseball great Williams |
TED |
| Bleachers |
STANDS |
| Bosses, collectively: Abbr |
MGMT |
| Bottle alternative |
CAN |
| Browns, as bread |
TOASTS |
| Characteristics |
TRAITS |
| Chimney black |
SOOT |
| Classic British roadsters |
MGS |
| Composer Bruckner |
ANTON |
| Dessert often served à la mode |
PIE |
| Dog trainer's 'Follow!' |
HEEL |
| Dry as a bone |
ARID |
| Emperor said to have fiddled while Rome burned |
NERO |
| Ensign's org |
USN |
| Establishment that makes a lot of dough? |
BAKERY |
| Feng ___ (New Age concern) |
SHUI |
| First player elected to the Baseball Hall of Fame |
TYCOBB |
| Give funds for |
ENDOW |
| Gripper on an athlete's shoe |
CLEAT |
| Groove in a road |
RUT |
| Hawaiian music maker, informally |
UKE |
| In ___ fertilization |
VITRO |
| Infuriate |
INCENSE |
| Insightful |
ASTUTE |
| Lab procedure |
TEST |
| Light and graceful |
AIRY |
| Like the street grid of Midtown Manhattan |
RECTILINEAR |