1. (noun)natural someone regarded as certain to succeed "he's a natural for the job"
2. (noun)natural, cancel a notation cancelling a previous sharp or flat
3. (adj)natural (craps) a firstroll of 7 or 11 that immediately wins the stake
4. (adj)natural in accordance with nature; relating to or concerning nature "a very natural development"; "our natural environment"; "natural science"; "natural resources"; "natural cliffs"; "natural phenomena"
5. (adj)natural existing in or produced by nature; not artificial or imitation "a natural pearl"; "natural gas"; "natural silk"; "natural blonde hair"; "a natural sweetener"; "natural fertilizers"
6. (adj)natural existing in or in conformity with nature or the observable world; neither supernatural nor magical "a perfectly natural explanation"
7. (adj)natural functioning or occurring in a normal way; lacking abnormalities or deficiencies "it's the natural thing to happen"; "natural immunity"; "a grandparent's natural affection for a grandchild"
8. (adj)natural (of a musical note) being neither raised nor lowered by one chromatic semitone "a natural scale"; "B natural"
9. (adj)natural, instinctive unthinking; prompted by (or as if by) instinct "a cat's natural aversion to water"; "offering to help was as instinctive as breathing"
10. (adj)natural, raw(a), rude(a) (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes "natural yogurt"; "natural produce"; "raw wool"; "raw sugar"; "bales of rude cotton"
11. (adj)natural related by blood; not adopted
12. (adj)natural, born(p), innate(p) being talented through inherited qualities "a natural leader"; "a born musician"; "an innate talent"
13. (adj)lifelike, natural free from artificiality "a lifelike pose"; "a natural reaction"
Definition of 'natural' 
