The collection and study of postage stamps, postmarks, and related materials; stamp collecting.
[French philatélie : Greek phil-, philo-, philo- + Greek ateleia, exemption from payment (because a postage stamp indicates prepayment of postage) (a-, without; see A-1 + telos, tax, charge; see telə- in the Appendix of Indo-European roots).]
phil′a·telic (fĭl′ə-tĕlĭk), phil′a·teli·cal (-ĭ-kəl) adj.
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.