Umbellales

plural noun

Um·​bel·​la·​les

ˌəmbəˈlā(ˌ)lēz

: a large order of chiefly herbaceous dicotyledonous plants that have umbels or corymbs of small uniovulate flowers with epigynous stamens and 1 to 5 carpels followed by fruits which are drupes or cremocarps and that include several economically important plants (as the carrot and parsnip) see cornaceae, umbelliferae

Word History

Etymology

New Latin, from umbell- + -ales

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!