-
Trending Now:
More Trending:
- beleaguer scaramouch non sequitur admiral's mast calumny
- ALL
Cycadeoidea
Definition of Cycadeoidea
: a genus of extinct gymnospermous plants of the Mesozoic era (family Cycadeoidaceae) having short stout trunks embedded with reproductive cones and covered in spirally arranged leaf bases and topped by a crown of large leaves with many divisions
Explore M-W
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of cycadeoidea
New Latin, from Cycadeae (subfamily of Cycadaceae) (formerly used as synonym of Cycadaceae) (from Cycad-, Cycas, type genus + -eae) + -oidea
Seen and Heard
What made you want to look up Cycadeoidea? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!