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sis
[ sis ]
/ sɪs /
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This shows grade level based on the word's complexity.
noun Informal.
QUIZ
QUIZ YOURSELF ON "IS" VS. "ARE"
"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."
Question 1 of 7
IS and ARE are both forms of which verb?
Origin of sis
Words nearby sis
Sir Sandford, sirup, sirupy, sirvente, Sir Wilfrid Laurier, sis, sisal, siscowet, Sisera, Sisinnius, siskin
Other definitions for sis (2 of 2)
-sis
a suffix appearing in loanwords from Greek, where it was used to form from verbs abstract nouns of action, process, state, condition, etc.: thesis; aphesis.
Origin of -sis
From Greek
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use sis in a sentence
British Dictionary definitions for sis (1 of 3)
British Dictionary definitions for sis (2 of 3)
sis2
sies
/ (sɪs, siːs) /
interjection
Southern African informal an exclamation of disgust
Word Origin for sis
Afrikaans, possibly from Khoi
British Dictionary definitions for sis (3 of 3)
SIS
abbreviation for
Also called: MI6 (in Britain) Secret Intelligence Service
(in New Zealand) Security Intelligence Service
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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