a. Lacking energy or disinclined to exert effort; listless: feeling languid from a fever.
b. Slow-moving or weak in force: languid breezes.
2. Showing little or no vitality or animation: languid prose.
3. Characterized by or conducive to indolence or inactivity: a languid afternoon.
[French languide, from Latin languidus, from languēre, to be languid; see slēg- in the Appendix of Indo-European roots.]
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.