Enter a clue or pattern or both:
The Clue
Engine fittings (9 letter answer)
The Answer
MANIFOLDS
Tags
Notes
The answer MANIFOLDS is so rare that it appears less than once every 2500 puzzles.
Definition
MANIFOLD as a noun:
1. a pipe that has several lateral outlets to or from other pipes
2. (manifold paper, manifold) = a lightweight paper used with carbon paper to make multiple copies; "an original and two manifolds"
3. a set of points such as those of a closed surface or an analogue in three or more dimensions
MANIFOLD as a verb:
1. make multiple copies of; "multiply a letter"
2. (multiply, manifold) = combine or increase by multiplication; "He managed to multiply his profits"