Cordaitales
Definition of Cordaitales
: an order of extinct gymnospermous plants first known from the Pennsylvanian and probably extinct since the Mesozoic that had tall arborescent trunks structurally comparable to or more advanced than those of cycads and branched in the upper part, long simple parallel-veined leaves spirally arranged, and separate male and female strobili — see cordaitaceae
cordaitalean
adjectiveRead the Latest from 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 cordaitales
New Latin, from Cordaites + -ales
Seen and Heard
What made you want to look up Cordaitales? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!