Shell

갑

gap

(conjoined scutes that comprise the "shell" of a tortoise or turtle)

갑

gap

(overlapping hard plates comprising the armor covering armadillo's body)

갑각

gapgak

(conjoined scutes that comprise the "shell" of a tortoise or turtle)

갑각

gapgak

(overlapping hard plates comprising the armor covering armadillo's body)

껍질

kkeopjil

(hard covering of an egg)

껍질

kkeopjil

(covering of a nut)

난각

nan'gak

(hard covering of an egg)

란각

ran'gak

(hard covering of an egg)

셸

syel

(computing: general-purpose environment)

약협

yakhyeop

(casing of an artillery projectile)

약협

yakhyeop

(cartridge of a breechloading firearm)

조가비

jogabi

(hard calcareous or chitinous external covering of many invertebrates)

조개

jogae

(hard calcareous or chitinous external covering of many invertebrates)

포탄

potan

(hollow usually spherical or cylindrical projectile fired from a mortar or a cannon)