The term 'egg container' can be described by the following crossword solutions: Ovisac (6 letters), CRATE (5 letters), SAC (3 letters), NEST (4 letters), Ovary (5 letters), and Papercarton (11 letters). An ovisac is a leathery or membranous egg-shaped structure that encloses the eggs of certain animals, such as reptiles and amphibians. A CRATE is a large, open container made of wood or metal, typically used for storage or transportation. A SAC is a small bag or pouch, often made of cloth or plastic. A NEST is a structure built by certain animals to hold their eggs and young. An ovary is an organ in female animals that produces eggs and hormones. A papercarton is a cardboard box used for packaging and shipping items.