1. existing in or formed by nature (opposed to artificial): The river was spanned by a natural rock bridge.
2. based on the state or behavior of things in nature; constituted by nature: Growth is a natural process.
3. of or relating to nature or the universe: The natural beauty of this forest is remarkable.
4. of, relating to, or occupied with the study of natural science: The discovery of the laws of motion occurred through conducting natural experiments.
5. (of land) in a state of nature; uncultivated.
6. (of plants) growing spontaneously, without being planted or tended by humans.
7. having undergone little or no processing and containing no chemical additives: The restaurant is famous for serving only natural food made with only natural ingredients.
8. relating to hair, especially Black hair, that has not been straightened, permed, or otherwise altered in texture.
9. of, relating to, or proper to the nature or essential constitution: Her natural athletic ability had brought her a wonderful basketball career.
10. having the specified character by nature; natural-born: You can tell from his fun, interesting classes that he's a natural teacher.
11. proper to the circumstances of the case: The loss of his social circle was a natural result of his greed.
12. free from affectation or constraint: The celebrity had a charming and natural manner.
13. arising easily or spontaneously: The mayor is known for his natural courtesy to strangers.
14. conforming with the nature or character of things: That sentence may be grammatical, but it is not natural English.
15. in accordance with or conforming to the ordinary course of things: It was natural that he should hit back after being punched.
16. (of a death) happening in the ordinary or usual course of things, without the intervention of accident, violence, etc.
17. based upon the innate moral feeling of humankind: natural justice.
18. having or showing feelings, such as affection, gratitude, or kindness, considered part of basic human nature.
19. true to or closely imitating nature: It's a very natural portrait of her.
20. not tinted or colored; undyed.
21. not treated, tanned, refined, etc.; in its original or raw state: natural wood;natural cowhide.
22. being or having a pale tannish or grayish-yellow color, as many woods and untreated animal skins.
23. related by blood rather than by adoption.
24. born of parents who are not married to each other; illegitimate: a natural son.
25. having a real or physical existence, as opposed to one that is spiritual, intellectual, fictitious, etc.
26. (of theology) based on what is learned from nature rather than on revelation.
27. unenlightened or unregenerate: the natural man.
28. Music.
• neither sharp nor flat.
• changed in pitch by the sign ♮.
29. (of a horn or trumpet) having neither side holes nor valves.
30. Cards.
• being a card other than a wild card or joker.
• (of a set or sequence of cards) containing no wild cards.
31. (in role-playing games) designating a specified roll of the dice or die that can be taken at face value, not modified by any rule that adds to or subtracts from its value: The monster I was attacking rolled a natural 20, landing a critical hit that took out most of my health.

32. any person or thing that is or is likely or certain to be very suitable to and successful in an endeavor without much training or difficulty: You're a natural at this—you picked it up so fast!
33. Music.
• a white key on a piano, organ, or the like.
• the sign ♮, placed before a note, canceling the effect of a previous sharp or flat.
• a note affected by a ♮, or a tone thus represented.
34. a natural substance or a product made with such a substance: This boot conditioner is an ointment containing mink oil and other naturals.
35. blackjack (def. 1c).
36. Afro (def. 1).
37. (in craps) a winning combination of seven or eleven made on the first cast.
38. a person with an intellectual disability.

1. of, existing in, or produced by nature
2. in accordance with human nature
3. as is normal or to be expected; ordinary or logical
4. not acquired; innate
5. being so through innate qualities
6. not supernatural or strange
7. not constrained or affected; genuine or spontaneous
8. not artificially dyed or coloured
9. following or resembling nature or life; lifelike
10. not affected by man or civilization; uncultivated; wild
11. being or made from organic material; not synthetic
12. illegitimate; born out of wedlock
13. not adopted but rather related by blood
14. music
• not sharp or flat
• denoting a note that is neither sharp nor flat
• (of a key or scale) containing no sharps or flats
15. of or relating to a trumpet, horn, etc, without valves or keys, on which only notes of the harmonic series of the keynote can be obtained
16. determined by inborn conviction
17. cards
• (of a card) not a joker or wild card
• (of a canasta or sequence) containing no wild cards
• (of a bid in bridge) describing genuine values; not conventional
18. based on the principles and findings of human reason and what is to be learned of God from nature rather than on revelation

19. a person or thing regarded as certain to qualify for success, selection, etc
20. music
• an accidental cancelling a previous sharp or flat
• a note affected by this accidental
21. the combination of an ace with a ten or court card when dealt to a player as his or her first two cards
22. an imbecile; idiot

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