gink·go·ace·ae \ˌ ̷ ̷ ̷ ̷ˈāsēˌē\noun plural Usage: capitalized Etymology: New Latin, from Ginkgo, type genus + -aceae : a family of gymnospermous plants that is coextensive with the order Ginkgoales and includes the genus Ginkgo and certain form genera of extinct plants • gink·go·aceous\| ̷ ̷ ̷ ̷|āshəs\adjective