The out side of an egg is called the Shell.
The white stuff is called the pith and the outside orangey part is called the zest
The skin or peel of an orange is called "zest" when it is grated and used as an ingredient (this also applies to lemons and other citrus fruits).
The outer part of an orange is called the peel. This is an ironic name, considering peel also is the verb used when removing the peel.
rind
Shell
The outer layer of the Earth is called the crust.
The colored outer rind of a citrus fruit is called zest. If you are making a recipe that calls for lemon or orange zest, be sure that you use just the colored part of the peel and not the white fleshy part. You can find a kitchen gadget called a zester to help you do this.
epidermis
It is called epidermis.
It is called epidermis.
The outside layer of a pinto bean is called the cotyledons.
the peni*
the layer of electrons surrounding the nucleus of an atom is called "shells"
Zest, I am not sure if it's zesting, but I do know a thin layer of orange and lemon peel is called zest.
The epidermis.
It is called the Epidermis
The outer layer of an object refers to the layer on the outside that is in place to protect it. Without an outside layer an object of the Earth could be tarnished.