Battery found, in a way, in eight puzzle answers

Question:

Answer:

AAAA

Length:

Similar Crossword Questions:

Narcissists' interests (one of which can be found in each of the puzzle's longest answers)
Business term found in eight long puzzle answers
AprÃ¨s-___ (following a day on the slopes -- and, literally, where the first words of the four longest puzzle answers can be found)
Dream found in this puzzle's seven longest answers
They're found at the end of this puzzle's longest answers
Exhibit found in this puzzle's four longest answers
Weather Channel feature (it's the puzzle theme found in a quintet of answers)
Cryptographers' successes (and what can be found in the circles in this puzzle's long answers)
They're found at the ends of this puzzle's three other longest answers
Things found in this puzzle's eight longest answers
"Figure head" found in this puzzle's longest answers
Reservoir, and hint to puzzle theme found in seven long answers
Compound found in perfume and this puzzle's theme answers
Tip, and a hint to this puzzle's theme found in five answers
Sequence found in this puzzle's five longest answers
Workweek start, or an apt title for this puzzle based on an abbreviation found in its five longest answers
Commercial interruptions literally found in this puzzle's three other longest answers
Contents of four answers found in this puzzle
'Old MacDonald' sequence found in this puzzle's 10 longest answers
Geeky sort found within this puzzle's four longest answers
Puzzle honoree found in eight long answers
"Central" Ireland found in four puzzle answers
Bar found at the end of this puzzle's seven longest answers
Org. with members found at the ends of this puzzle's three longest answers
Main thoroughfare in Manhattan (one can be found in each of the four long answers in this puzzle)