From English-日本語 (にほんご) FreeDict+WikDict dictionary ver. 2022.11.18:
shell //ʃɛl// <n>
1. 空洞
any hollow structure; framework, or exterior structure
2. 薬莢 2.
cartridge of a breechloading firearm
3.
casing of an artillery projectile
3. シェル
computing: general-purpose environment
4. 甲, 甲羅 2.
conjoined scutes that comprise the "shell" of a tortoise or turtle
3.
overlapping hard plates comprising the armor covering armadillo's body
5. 鞘翅
entomology: exoskeleton of certain insects
6. 殻, 貝殻
hard calcareous or chitinous external covering of many invertebrates
7. 殻, 卵殻
hard covering of an egg
8. 砲弾
hollow usually spherical or cylindrical projectile fired from a mortar or a cannon
9. 殻, 籾, 籾殻
husks of cacao seeds
10. 胴 2.
music: body of a drum
3.
music: string instrument, whose acoustical chamber is formed like a shell
4.
nautical, rigging: outer frame or case of a block within which the sheaves revolve
11. 胴, 船体
nautical: outer covering of the hull
12. 莢
pod
13. 殻 2.
psychological barrier to social interaction
3.
chemistry: set of atomic orbitals that have the same principal quantum number
4.
covering of a nut
From English-日本語 (にほんご) FreeDict+WikDict dictionary ver. 2022.11.18:
shell //ʃɛl// <v>
1. 支払う
informal: to disburse or give up money, to pay
2. 剥く
to remove the outer covering or shell of something