Word: polysomnograms
Part of speech: Noun
Syllables: po
ly
som
no
grams
Definition: Plural of polysomnogram;  also abbreviated PSG
Morphemes:
Affix: poly-
Language: en
PoS: Prefix
Meaning: polymer
Etymology Compounds: Affix: πολύς
Language: grc
Decoded: polus
Meaning: many, much
Affix: somno-
Language: en
PoS: Prefix
Meaning: sleep
Affix: -gram
Language: en
PoS: Suffix
Meaning: Something written, drawn or otherwise recorded.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plurals of numerals, letters, some abbreviations and some nouns, usually because the omission of an apostrophe would make the meaning unclear or ambiguous.