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polygraph

1 ENTRIES FOUND:
polygraph /ˈpɑːliˌgræf/ Brit /ˈpɒliˌgrɑːf/ noun
plural polygraphs
polygraph
/ˈpɑːliˌgræf/ Brit /ˈpɒliˌgrɑːf/
noun
plural polygraphs
Britannica Dictionary definition of POLYGRAPH
[count]
US : a test that is done with a lie detector to see if someone is telling the truth