replacement; substitution; displacement
Refers to the act or result of replacing one thing with another, or the thing that replaces. Can be used in technical contexts like mathematics, computing, or everyday situations.
We need to replace the old parts with new ones.
この式では、xをyに置き換えて計算してください。
In this formula, please substitute y for x and calculate.
In this document, a lot of word replacement has been done.
We carried out a replacement of the old parts.
This material can be used as a replacement for wood.
代用 stresses using something as a stopgap or makeshift substitute out of necessity, whereas 置き換え is neutral about whether the change is temporary or permanent.
代替 is a formal term for finding an alternative (e.g. an alternative energy source), while 置き換え is broader and covers everyday as well as technical substitutions.
置換 is the stiff, technical equivalent of 置き換え used mainly in mathematics and computing (e.g. text replacement), while 置き換え reads more naturally in everyday contexts too.
置き換え means replacing one thing with another, while 据え置き means leaving something exactly as it is without any change.
move to another position; change the position of; rearrange · replace; substitute; swap; switch
Standard kanji spelling for 'replacement' or 'substitution'.
Variant spelling; less common than 置き換え.
Rare variant using 替; usually seen in specific contexts like swapping one thing for another.
Rare compact variant; not commonly used.
Compound of 置き (continuative form of 置く 'to place') + 換え (continuative form of 換える 'to exchange'). Literally 'placing and exchanging', referring to the act of replacing something.