noun, noun or participle which takes 'suru', intransitive verb
transfer; change (trains, buses, etc.); connection
Primarily used for changing from one vehicle or line to another in public transportation. Can be used as a noun or with する to mean 'to transfer'.
新宿駅で山手線に乗り換えてください。
Please transfer to the Yamanote Line at Shinjuku Station.
乗り換えがうまくいかなくて、遅刻した。
The connection didn't go well and I was late.
noun, noun or participle which takes 'suru', intransitive verb
switch; change (ideology, party, system, method, etc.); conversion
Metaphorical extension of the transportation sense: switching from one system, belief, or method to another. Often used with する.
彼はWindowsからMacに乗り換えた。
He switched from Windows to Mac.
支持政党を乗り換える人も少なくない。
Quite a few people switch the political party they support.
noun
Finance term: selling one stock and buying another, often to improve portfolio performance.
投資家は成長株への乗り換えを進めている。
Investors are moving forward with switching to growth stocks.
noun
chromosomal crossover; crossing over
Biology term: the exchange of genetic material between homologous chromosomes during meiosis. Technical use.
See also: 交差
減数分裂の過程で乗り換えが起こる。
Crossover occurs during the process of meiosis.