n. pl. la·mi·as or la·mi·ae (-mē-ē′)
1. also Lamia Greek Mythology A monster represented as a serpent with the head and breasts of a woman that ate children and sucked the blood from men.
2. A female vampire.
[Middle English, from Latin, from Greek.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. 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.