Educ.
a subject that, when mastered, equips students with a skill useful in studying other subjects: Grammar is a tool subject for English composition.
[ 1920-25 ]
Educ.
a subject that, when mastered, equips students with a skill useful in studying other subjects: Grammar is a tool subject for English composition.
[ 1920-25 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012