/ ˌpɑːʃiˈæləti; NAmE ˌpɑːrʃ-/ noun ( formal )
1.
[ U ] ( disapproving ) the unfair support of one person, team, idea, etc.
SYN bias
OPP impartiality
2.
[ sing. ] partiality for sth/sb a feeling of liking sth/sb very much
SYN fondness :
She has a partiality for exotic flowers.
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WORD ORIGIN
late Middle English : from Old French parcialite , from medieval Latin partialitas , based on Latin pars , part- part.