Indonesia definition. Republic and archipelago in Southeast Asia comprising over thirteen thousand islands and extending three thousand miles from Malaysia toward Australia, between the Indian Ocean and Pacific Ocean. It includes several of the world's largest islands (see Borneo, Java, New Guinea, and Sumatra).
Definition of X-linked. X-linked: A gene on the X chromosome that is located on the X chromosome. An X-linked disorder is associated with or caused by a gene on the X chromosome.
Medical Definition of BILATERAL SYMMETRY. : symmetry in which similar anatomical parts are arranged on opposite sides of a median axis so that one and only one plane can divide the individual into essentially identical halves.efinition of BILATERAL SYMMETRY. : symmetry in which similar anatomical parts are arranged on opposite sides of a median axis so that only one plane can divide the individual into essentially identical halves. See bilateral symmetry defined for kids. ADVERTISEMENT.