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  1. Dictionary
    organ
    /ˈɔːɡ(ə)n/

    noun

    • 1. a part of an organism which is typically self-contained and has a specific vital function: "the internal organs" Similar part of the bodybody partbiological structure
    • 2. a large musical instrument having rows of pipes supplied with air from bellows (now usually electrically powered), and played using a keyboard or by an automatic mechanism. The pipes are generally arranged in ranks of a particular type, each controlled by a stop, and often into larger sets linked to separate keyboards.

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  2. en.wikipedia.org › wiki › DNADNA - Wikipedia

    4 days ago · Deoxyribonucleic acid (/ d iː ˈ ɒ k s ɪ ˌ r aɪ b oʊ nj uː ˌ k l iː ɪ k,-ˌ k l eɪ-/ ⓘ; DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix.The polymer carries genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses.DNA and ribonucleic acid (RNA) are nucleic acids.

  3. en.wikipedia.org › wiki › BrailleBraille - Wikipedia

    5 days ago · Braille (/ b r eɪ l / BRAYL, French:) is a tactile writing system used by people who are visually impaired.It can be read either on embossed paper or by using refreshable braille displays that connect to computers and smartphone devices. Braille can be written using a slate and stylus, a braille writer, an electronic braille notetaker or with the use of a computer connected to a braille embosser.