1. One of three children delivered at the same birth. SYN: tridymus. 2. A set of three similar objects, as a compound lens in a microscope, formed of three planoconvex lenses. 3. SYN: codon.
- nonsense t. 1. a trinucleotide (codon) in which a base change to a termination codon results in premature termination of the growing polypeptide chain and, consequently, incomplete protein molecules; 2. a termination codon.
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trip·let 'trip-lət n
1 a) a combination, set, or group of three
b) an atom or molecule with an even number of electrons that have a net magnetic moment
c) CODON
2 a) one of three children or offspring born at one birth
b) triplets pl a group of three offspring born at one birth
3) a combination of three lenses
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trip·let (tripґlət) 1. one of three individuals having coextensive gestation periods and produced at the same birth. 2. a combination of three objects or entities occurring or acting together, as three lenses constituting a microscope eyepiece or objective. 3. codon. 4. triple discharge.Medical dictionary. 2011.