【正确答案】：
FROM THE SYNCHRONIC POINT OF VIEW, POLYSEMY IS VIEWED AS THE COEXISTENCE OF VARIOUS MEANINGS OF THE SAME WORD IN A CERTAIN HISTORICAL PERIOD OF TIME, SAY, MODEM ENGLISH. THE BASIC MEANING IS CALLED THE CENTRAL MEANING, WHILE THE DERIVED MEANINGS ARE SECONDARY IN COMPARISON.
【题目解析】：从共时性的角度来看，一词多义是指同一个词在一定历史时期的各种含义并存,例如现代英语（Modern English）。这样，一个词的基本意思就是核心，即中心意思。而在比较中衍生出的意义是次要的。