noun
General term for a choice or alternative among several possibilities.
いくつかのオプションから選んでください。
Please choose from several options.
noun
optional extra; add-on
Refers to an item or feature that can be added to a base product or service, often at extra cost.
この車にはサンルーフがオプションで付けられます。
A sunroof is available as an optional extra on this car.
noun
separate item; standalone service
Used when a service or item is provided individually rather than as part of a package.
このメニューはオプションで一品ずつ注文できます。
You can order each item separately from this menu.
noun
Financial derivative giving the right to buy or sell an asset at a set price.
彼はコールオプションを買って株価の上昇に賭けた。
He bought a call option, betting on a rise in the stock price.