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SS.D.

American  

abbreviation

  1. Most Holy Lord: a title of the pope.

Etymology

Origin of SS.D.

From Latin Sānctissimus Dominus

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.