|sīkə|zōik adjective
Usage: usually capitalized
Etymology: psych- + -zoic
: of or relating to the period beginning with the appearance of man on the earth : quaternary
|sīkə|zōik adjective
Usage: usually capitalized
Etymology: psych- + -zoic
: of or relating to the period beginning with the appearance of man on the earth : quaternary
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012