Hülle

Etymology
From, from , derived from the verb (whence modern ), from , from. Related with 🇨🇬, though not immediately cognate.

Noun

 * 1) covering, wrapping
 * 2) case, sheath
 * 3) husk useless, dried-up, worthless exterior
 * 4) mantle anything that covers or conceals something else
 * 5) shell any hollow structure; framework, or exterior structure
 * 6) cladding hard coating, bonded onto the outside of something to add protection
 * 7)  envelope bag containing the lifting gas of a balloon or airship
 * 8)  shell set of atomic orbitals that have the same principal quantum number
 * 9)  closure smallest set that both includes a given subset and possesses some given property
 * 1)  closure smallest set that both includes a given subset and possesses some given property