Answer: primes

AnswerCrossword Clue
PRIMESRate and rib
PRIMESStarts a pump
PRIMESInstructs beforehand
PRIMESCoaches
PRIMESUndercoats a surface
PRIMES2, 3, 5, 7, 11, 13, etc.
PRIMESPrepares, as a surface for painting
PRIMES7 and 11
PRIMES7, 11 and 13
PRIMESPrepares to paint
PRIMESReadies.
PRIMES2, 3, 5, 7, etc.
PRIMESPrepares the pump
PRIMESPrepares for firing
primesPRIME, to make ready (prepared)
primesthe best stage or part
primesfirst in importance or quality
primesbasic
primesto prepare for a special purpose or function
PRIMESPrepares, as paint
PRIMESReadies
PRIMESCoaches beforehand
PRIMESTwo and three, for two
PRIMESNumbers like 3 and 5, but not 4
PRIMESStarts the pump
PRIMESGood meats
PRIMESPrepares
PRIMESGets a pump flowing
PRIMES2, 3, 5, 7, 11 et al.
PRIMESMakes ready
PRIMESPrepares, as a pump
PRIMESWhat the sieve of Eratosthenes finds
PRIMESNumbers important to cryptographers
PRIMESInstructs, as a witness.
PRIMESPrepares cannon for firing.
PRIMESLays a first coat of paint.
PRIMESMakes ready.