1.
rounding down; truncation
Dropping digits below a certain decimal place rather than rounding up. A mathematical and financial term.
小数点以下を切り捨てる。
To round down the decimal places.
消費税の計算では一円未満を切り捨てにする。
In sales tax calculations, amounts less than one yen are rounded down.
この表計算ソフトでは、切り捨て・切り上げ・四捨五入が選べる。
In this spreadsheet software, you can choose between rounding down, rounding up, or standard rounding.
2.
discarding; cutting off; abandoning
Eliminating something deemed unnecessary or unwanted, sometimes ruthlessly.
弱者の切り捨ては許されない。
Abandoning the weak is unacceptable.
不採算部門の切り捨てを検討している。
They are considering cutting unprofitable divisions.
地方の切り捨てにつながる政策だと批判されている。
The policy is criticized as leading to the abandonment of rural areas.
The noun form of the verb 切り捨てる (to cut off and discard). Has both a technical mathematical meaning and a figurative meaning of ruthlessly discarding.
COMMON COLLOCATIONS:
- 切り捨てにする: to round down; to discard
- 小数点以下切り捨て: truncation below the decimal point
- 弱者の切り捨て: abandoning the weak
RELATED TERMS:
- 切り上げ: rounding up — the opposite operation
- 四捨五入: standard rounding (round 4 and below down, 5 and above up)
HISTORICAL NOTE:
切り捨て御免 was the historical right of samurai to kill commoners who showed disrespect, literally "cut down and pardon."