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Checking short cuts using vision aid
Answer for the clue "Checking short cuts using vision aid ", 9 letters:
vitamin a
Word definitions for vitamin a in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Retinol \Ret"i*nol\, n. [Gr. ??? resin + L. oleum oil.] (Chem.) A hydrocarbon oil C32H16 , obtained by the distillation of resin, -- used as a solvent, as an antiseptic, and in printer's ink. One of the compounds which function as vitamin A. Called ...
Wikipedia
Word definitions in Wikipedia
Vitamin A is a group of unsaturated nutritional organic compounds that includes retinol , retinal , retinoic acid , and several provitamin A carotenoids (most notably beta-carotene ). Vitamin A has multiple functions: it is important for growth and development, ...
WordNet
Word definitions in WordNet
n. any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes [syn: antiophthalmic factor , axerophthol , A ]
Wiktionary
Word definitions in Wiktionary
n. (context vitamin English) Any of several closely related fat-soluble vitamins that are essential for normal vision; retinol.