| 释义 |
cy·ca·da·ce·ae
\ˌsīkəˈdāsēˌē, ˌsik-\ noun plural
Usage: capitalized
Etymology: New Latin, from Cycad-, Cycas, type genus + -aceae
: a family of very ancient tropical gymnospermous plants (order Cycadales) resembling palms but showing a close relationship to ferns and lower groups in that fertilization takes place by means of spermatozoids
• cy·ca·da·ceous \| ̷ ̷ ̷ ̷|dāshəs\ adjective |