Medical Definition of ophthalmology. plural. ophthalmologies. : a branch of medical science dealing with the structure, functions, and diseases of the eye.
It will be just fine! Most cake mixes only use 1 or 2 eggs anyway. Replace the water with milk if you have it and then either add an extra dash of oil or just go ahead and replace the oil with melted butter. You'll never miss that egg.
1 Grease and flour a 9x13 inch pan. 2  In a large bowl, combine cake mix, eggs, oil and mandarin oranges with juice. 3  Beat until smooth. 4  Pour batter into prepared pan. 5  Bake in the preheated oven for 35 to 40 minutes, or until a toothpick inserted into the center of the cake comes out clean. 6  Allow to cool.