crinoid

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun primitive echinoderms having five or more feathery arms radiating from a central disk
adjective of or relating to or belonging to the class Crinoidea

From Ancient Greek κρίνον (krínon, “lily”) + -oid.

Like arms of primitive crinoid. — At the mountains of madness, H. P. (Howard Phillips) Lovecraft
Among the echinoderms, notable for being covered with spines: starfish, feather stars, sea lilies, free-swimming crinoids, brittle stars, sea urchins, sea cucumbers, etc., represented a complete collection of the individuals in this group. — Twenty Thousand Leagues Under the Seas: An Underwater Tour of the World, Jules Verne
None--always “none.” He would bring out a piece of rock and examine it, and say to himself, “It is limestone--it has crinoids and corals in it--the rock is right” Then he would throw it down with a sigh, and say, “But that is nothing; where coal is, limestone with these fossils in it is pretty certain to lie against its foot casing; but it does not necessarily follow that where this peculiar rock is coal must lie above it or beyond it; this sign is not sufficient.” The thought usually followed:--“There is one infallible sign--if I could only strike that!” Three or four times in as many weeks he said to himself, “Am I a visionary? — The Gilded Age: A Tale of Today, Mark Twain

Type a word, a sentence, a book title, or a link to an English article. WordNet and the Classics answer.

Try

A library of classics · a vault of words · instant etymology & meaning

From: —

Output

Worksheet Type (multi-select)

Scope

Difficulty

Max questions

0 words Min 50 words / Max 2,000 words