Word: mercaptopurines
Part of speech: Noun
Syllables: mer
cap
to
pu
rines
Definition: Plural of mercaptopurine; a drug (trade name Purinethol) that interferes with the metabolism of purine and is used to treat acute lymphocytic leukemia
Morphemes:
Affix: mercapto-
Language: en
PoS: Prefix
Meaning: an organosulfur compound that contains a carbon-bonded sulfhydryl or sulphydryl
Affix: purine
Language: en
PoS: Noun
Meaning: Any of a class of organic heterocyclic compounds, composed of fused pyrimidine and imidazole rings, that constitute one of the two groups of organic nitrogenous bases (the other being the pyrimidines) and are components of nucleic acids.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plural of nouns that correctly take just an "s" in the plural. See greengrocer’s apostrophe.