シェルsheru

1. noun, computingshell

• Synonym貝殻かいがらNeutralThe everyday word for a seashell. 「シェル」 is a loanword used mostly in compounds or technical contexts such as 「シェルスクリプト」.
• Synonym殻からNeutralThe everyday word for a shell or empty husk, as in 「卵の殻」 and 「殻に閉じこもる」; 「シェル」 is a loanword mostly seen in compounds.
• Synonym外殻がいかくWrittenA written term for the shell covering the outside of something, as in 「地球の外殻」; more formal than 「殻」 and common in scientific description.
• Related甲羅こうらNeutralThe shell of a turtle or crab, also a person's back or years of experience, as in 「甲羅を干す」; 「シェル」 leans toward seashells and outer shells.
• Related甲殻こうかくWrittenA written term for the outer shell of crustaceans, as in 「甲殻類」; it covers only shrimp, crabs and the like, while 「シェル」 is broader.
• Related介殻かいかくWrittenA written, academic term for a seashell, not used in everyday speech — say 「貝殻」 instead; 「シェル」 is a loanword.
• AntonymカーネルWrittenA loanword for an operating-system kernel or the edible kernel of a nut; in computing it stands opposite 「シェル」 as core versus outer layer.

For seashells say 「貝殻」, for shells and husks 「殻」, for turtle and crab shells 「甲羅」. 「シェル」 mostly appears in compounds and, in computing, names the command-line program, the counterpart of the kernel 「カーネル」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 貝殻かいがら。殻から。
2. 軽量化けいりょうかされた競技きょうぎ用ようのボート。
3. オペレーティングシステムとユーザーの入出力にゅうしゅつりょくを担になうプログラム。