cae·cil·ian (sə-sĭlyən, -sĭlē-ən, -sēl-)
Any of various legless, burrowing amphibians of the order Gymnophiona, having numerous grooved rings encircling the body, and found chiefly in tropical regions.
[From New Latin Caecilia, genus to which Carl Linnaeus assigned the first caecilian species (Caecilia tentaculata) that he described, from Latin caecilia, slowworm, from caecus, blind (from its small eyes).]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.