Types of Bladder Cancer. The main types of bladder cancer are named for the type of cells that become cancerous. The most common is transitional cell carcinoma, which begins in the cells that line the inside of the bladder.Squamous cell carcinoma and adenocarcinoma are much less common.ypes of Bladder Cancer. The main types of bladder cancer are named for the type of cells that become cancerous. The most common is transitional cell carcinoma, which begins in the cells that line the inside of the bladder.
1. chemical compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight. compound. chemical science, chemistry-the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions.
Compounds are pure substances that are made up of two or more elements that are chemically combined in fixed mass ratios. The elements in the compound are joined together by chemical bonds. The properties of a compound are unique are greatly differ from the elements that make up the compound.