eurypterid

[ yoo-rip-tuh-rid, yuh- ]

/ yʊˈrɪp tə rɪd, yə- /

Save This Word!

noun

any aquatic arthropod of the extinct order Eurypterida, from the Paleozoic Era, closely related to trilobites and scorpions.

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

TAKE THE QUIZ TO FIND OUT

Origin of eurypterid

From the New Latin word Eurypteridae, dating back to 1870–75. See eury-, -pterous, -id²

Words nearby eurypterid

Euryclea, Eurydice, euryhaline, Eurymachus, euryphagous, eurypterid, Eurystheus, eurythermal, eurythmics, eurytopic, -eus

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use eurypterid in a sentence

The continuation of the dwindling process, already initiated in the Eurypterid, would easily result in the tentacles of Ammocœtes.
The Origin of Vertebrates|Walter Holbrook Gaskell
The body of this animal is elongate, somewhat eurypterid-like, but with a broad telson supplied with lateral swimmerets.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond

British Dictionary definitions for eurypterid

eurypterid

/ (jʊˈrɪptərɪd) /

noun

any large extinct scorpion-like aquatic arthropod of the group Eurypterida, of Palaeozoic times, thought to be related to the horseshoe crabs

Word Origin for eurypterid

C19: from New Latin Eurypterida, from eury- + Greek pteron wing, feather

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012