Answer: OCTO
OCTO is a crossword puzzle answer that we have spotted 72 times.
    - VIII
 
    - Numerical prefix
 
    - Prefix with -pod
 
    - Twice tetra-
 
    - Eight: Prefix
 
    - Eight, for starters
 
    - Prefix with -genarian
 
    - Numerical prefix with -ber
 
    - Prefix with genarian
 
    - Prefix meaning "eight"
 
    - Prefix with pod
 
    - Bi times four
 
    - Eight (prefix)
 
    - Bi- times four
 
    - Prefix with mom, coined after historic 2009 births
 
    - Prefix with mom
 
    - Twice quadri-
 
    - Prefix with -pus
 
    - Quadri- doubled
 
    - Pi opening?
 
    - Ennea- minus one
 
    - Half hexadeca-
 
    - Word form for ''eight''
 
    - Numerical word form
 
    - Prefix denoting ''eight''
 
    - Arachnid-appropriate prefix
 
    - Tetra X 2
 
    - Prefix meaning eight
 
    - Eight, for a start
 
    - Prefix for "eight"
 
    - Septi- plus one
 
    - Eight, in combos
 
    - Prefix denoting "eight"
 
    - Beginning of eight words?
 
    - Prefix for the square root of this clue
 
    - Word form for "eight"
 
    - Eight start
 
    - Bi- cubed
 
    - Quadri-doubled
 
    - Prefix with "mom"
 
    - Pop culture prefix with "mom"
 
    - Bi-, quadrupled
 
    - Eight (Pref.)
 
    - Prefix with "mom" in 2009 news
 
    - Modern prefix with mom
 
    - Eight, to Livy
 
    - Two-thirds of dodeca-
 
    - Twice quattuor
 
    - Pi preceder?
 
    - Prefix with -syllabic
 
    - Eight: pref.
 
    - Eight, for starters?
 
    - Caesar's eight
 
    - Four times duo
 
    - Sex plus two, to Caesar
 
    - Twice 29-Down
 
    - 37-Down plus two
 
    - Half of hexadeca-
 
    - Quattuor doubled
 
    - Half of sedecim
 
    - Decem minus duo
 
    - Multiple of bi-
 
    - Hexadeca- fraction
 
    - Prefix with syllabic
 
    - Numerical prefix ... or, with 62-Across, another name for this puzzle's key symbol
 
    - Bi by bi by bi
 
    - VIII, to Virgil
 
    - Numerical prefix with -pus
 
    - Beginning meaning "eight"
 
    - Bi- quadrupled
 
    - Pod prefix
 
    - Eight, in combinations