Term: shell: the exterior covering of a bird's egg
Broader: natural object: an object occurring naturally; not made by man | Unrelated: asian crocodile: estuarine crocodile of eastern Asia and Pacific islands
Broader: natural object: an object occurring naturally; not made by man | Unrelated: pawer: a person who handles or caresses in a clumsy or overfamiliar manner
Broader: natural object: an object occurring naturally; not made by man | Unrelated: organ donor: someone from whom an organ is taken for transplantation
Broader: natural object: an object occurring naturally; not made by man | Unrelated: levy: the act of drafting into military service
Broader: natural object: an object occurring naturally; not made by man | Unrelated: sea robin: American gurnard; mostly found in bays and estuaries
Broader: natural object: an object occurring naturally; not made by man | Unrelated: monosomy: chromosomal abnormality consisting of the absence of one chromosome from the normal diploid number
Broader: natural object: an object occurring naturally; not made by man | Unrelated: magnification: the act of expanding something in apparent size
Broader: natural object: an object occurring naturally; not made by man | Unrelated: crepe: paper with a crinkled texture; usually colored and used for decorations
Broader: natural object: an object occurring naturally; not made by man | Unrelated: phimosis: an abnormal tightness of the foreskin preventing retraction over the glans
Broader: natural object: an object occurring naturally; not made by man | Unrelated: dogwood: hard tough wood of any dogwood of the genus Cornus; resembles boxwood