echinacean
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
17
Scrabble Score
10
Letters
2
Syllables
6
Unique Chars
Meaning
noun
Any sea urchin of the superorder Echinacea.
Example Sentences
- "The echinaceans range from Late Triassic to present-day and are all regular echinoids, with more complex structures than occur in the diademataceans."