/pir'euh zin"euh muyd', -mid/ , n. Pharm.
a substance, C 5 H 5 N 3 O, used in the treatment of tuberculosis.
[ 1950-55; pyrazine ( Pyrazin, alter. of Pyridin PYRIDINE, by insertion of az- AZ-) + AMIDE ]
/pir'euh zin"euh muyd', -mid/ , n. Pharm.
a substance, C 5 H 5 N 3 O, used in the treatment of tuberculosis.
[ 1950-55; pyrazine ( Pyrazin, alter. of Pyridin PYRIDINE, by insertion of az- AZ-) + AMIDE ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012