also: プロバビリティ
noun
Loanword from English, used in technical and everyday contexts to mean likelihood or chance.
降水確率はプロバビリティーで表される。
The chance of precipitation is expressed as a probability.
Standard katakana loanword spelling with long vowel marker.
Variant without the final long vowel marker, also used.
確率 is the native Japanese term for probability, more common in everyday speech. プロバビリティー is a direct loanword often used in technical or academic contexts.
Borrowed from English 'probability'.