amortize
/əˈmɔːtaɪz/(亦作-ise)
verb
with obj.
1- write off the initial cost of (an asset) by instalments over a period or by charging to a number of different cost centres摊销, 摊还。
1.1
- reduce or extinguish (a debt) by money regularly put aside分期偿还（债务）。
1.2
- historical transfer (land) to a corporation in mortmain〈史〉把（地产）以永久管业形式转让给一社团。
派生词
amortization
noun词源
late Middle English （in the senses 'deaden' and 'transfer (land) to a corporation in mortmain'）： from Old French amortiss-， lengthened stem of amortir, based on Latin ad 'to， at' + mors, mort- 'death'.