thymine

noun Biochemistry.

1. a pyrimidine base, C5H6N2O2, that is one of the principal components of DNA, in which it is paired with adenine. Symbol: T

noun

1. a white crystalline pyrimidine base found in DNA. Formula: C 5 H 6 N 2 O 2

n.1894, from thymic (1868, from Greek thyme; see thyme) + chemical suffix -ine (2). n.

1. A pyrimidine base that is an essential constituent of DNA.

1. A pyrimidine base that is a component of DNA. It forms a base pair with adenine. Chemical formula: C5H6N2O2.