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-sis. In DICTIOUS you will not only get to know all the dictionary meanings for the word
-sis, but we will also tell you about its etymology, its characteristics and you will know how to say
-sis in singular and plural. Everything you need to know about the word
-sis you have here. The definition of the word
-sis will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
-sis, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
Ultimately from Ancient Greek -σις (-sis, “forms noun of action”), often via Latin or French. Identical in meaning with Latin -entia, English -ing.
Suffix
-sis (plural -ses)
- forming nouns of action or process
- catharsis, dialysis, diagnosis, crisis
- (medicine) forming nouns of condition
- psoriasis, sepsis, tuberculosis, psychosis
- forming additional nouns
- basis, oasis, thesis, stasis
Usage notes
Not very productive: primarily used for borrowed terms from Ancient Greek, though there are also modern coinages based on Ancient Greek roots.
Derived terms
Anagrams
Latin
Suffix
-sīs
- dative/ablative masculine/feminine/neuter plural of -sus
Spanish
Suffix
-sis f (noun-forming suffix, plural -sises)
- -sis
Derived terms
Further reading