sis

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sis

 (sĭs)
n. Informal
Sister.
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.

sis

(sɪs)
n
informal short for sister

sis

(sɪs; siːs) or

sies

interj
informal South African an exclamation of disgust
[Afrikaans, possibly from Khoi]

SIS

abbreviation for
1. (Government, Politics & Diplomacy) Also called: MI6 (in Britain) Secret Intelligence Service
2. (Government, Politics & Diplomacy) (in New Zealand) Security Intelligence Service
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sis

(sɪs)

n.
sister.
[1825–35, Amer.; shortened form]

-sis

a suffix appearing in loanwords from Greek, where it was used to form from verbs abstract nouns of action, process, state, condition, etc.: aphesis; thesis.
[< Greek]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sis - a female person who has the same parents as another personsis - a female person who has the same parents as another person; "my sister married a musician"
big sister - an older sister
female sibling - a person's sister
little sister - a younger sister
half sister, half-sister, stepsister - a sister who has only one parent in common with you
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

sis

n (inf)Schwesterherz nt (inf)
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007