Sd.abbr. sound (body of water)American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Sd.
SD
SDabbr.1. Latin Scientiae Doctor (Doctor of Science)2. or S.D. South Dakota3. special delivery4. standard deviationAmerican Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.sd abbreviation for 1. sine die 2. sound 3. (Philosophy) philosophy sense datum sd the internet domain name for (Computer Science) Sudan SD abbreviation for 1. (Placename) South Dakota 2. (Statistics) statistics Also: sd standard deviation abbreviation for (Automotive Engineering) Swaziland (international car registration) Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014SD 1. Also, S.D. South Dakota. 2. Statistics. standard deviation. S.D. 1. Doctor of Science. [