1. Geol. any chemical element found in small quantities in the rocks of the earth's crust. Cf. major element .
2. Biochem. See trace element .
[ 1940-45 ]
1. Geol. any chemical element found in small quantities in the rocks of the earth's crust. Cf. major element .
2. Biochem. See trace element .
[ 1940-45 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012