(a.) Having only one principle or constituent part; consisting of a single element; simple; uncompounded; as, an elementary substance.
ELEMENTARY
Meaning of ELEMENTARY in English
Webster's English dictionary. Английский словарь Webster. 2012
(a.) Having only one principle or constituent part; consisting of a single element; simple; uncompounded; as, an elementary substance.
Webster's English dictionary. Английский словарь Webster. 2012