antibiotic – adj. relating to a drug that is used to kill harmful bacteria and to cure infections
nanoengineering – n. the practice of engineering on a scale that is too small for the human eye to see
drill – n. a tool used for making holes in hard substances
rotate – v. to move or turn in a circle
infrared – adj. relating to rays of light that cannot be seen and that are longer than rays that produce red light
pancreatic – adj. relating to a large gland of the body that is near the stomach and that produces insulin and other substances
peptide – n. a compound consisting of two or more amino acids linked in a chain
gastrointestinal – adj. relating to the stomach and the intestines
bladder – n. the organ in the body that holds urine after it passes through the kidneys
gel – n. a thick substance that is like jelly and that is used in many products
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