Four-channel
[fawr-chan-l, fohr-] /ˈfɔrˌtʃæn l, ˈfoʊr-/
adjective
1.
Audio. .
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- Fourchette
[foo r-shet] /fʊərˈʃɛt/ noun 1. Anatomy. the fold of skin that forms the posterior margin of the vulva. 2. Ornithology. furcula; wishbone. 3. Zoology. the frog of an animal’s foot. 4. a strip of leather or fabric joining the front and back sections of a glove finger. 5. Chiefly Bridge. a tenace. /fʊəˈʃɛt/ noun 1. […]
- Four-color
[fawr-kuhl-er, fohr-] /ˈfɔrˌkʌl ər, ˈfoʊr-/ adjective, Printing. 1. noting or pertaining to a process for reproducing colored illustrations in a close approximation to their original hues by photographing the artwork successively through magenta, cyan, and yellow color-absorbing filters to produce four plates that are printed successively with yellow, red, blue, and black inks.
- Four-color problem
[fawr-kuhl-er, fohr-] /ˈfɔrˈkʌl ər, ˈfoʊr-/ noun, Mathematics. 1. the problem, solved in 1976, of proving the theorem that any geographic map can be colored using only four colors so that no connected countries with a common boundary are colored the same color.
- Four-colour
noun 1. (modifier) (of a print or photographic process) using the principle in which four colours (magenta, cyan, yellow, and black) are used in combination to produce almost any other colour