Word: polygraph
Part of speech: Noun
Syllables: pol
y
graph
Definition: A device which measures and records several physiological variables such as blood pressure, heart rate, respiration and skin conductivity while a series of questions is being asked to a subject, in an attempt to detect lies.
Morphemes:
Affix: poly-
Language: en
PoS: Prefix
Meaning: polymer
Etymology Compounds: Affix: πολύς
Language: grc
Decoded: polus
Meaning: many, much
Affix: -graph
Language: en
PoS: Suffix
Meaning: that is written