in ‧ con ‧ sis ‧ ten ‧ cy AC /ˌɪnkənˈsɪstənsi/ BrE AmE noun ( plural inconsistencies )
1 . [uncountable] when someone keeps changing their behaviour, reactions etc so that other people become confused OPP consistency
2 . [uncountable and countable] a situation in which two statements are different and cannot both be true SYN contradiction :
There were several glaring inconsistencies (=very noticeable differences) in his report.
inconsistency between
Defence counsel looks for inconsistency between witness statements.