Definition that contains carbon atom
- steroid any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings; many have important physiological effects
- ketone any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicals
- fullerene a form of carbon having a large molecule consisting of an empty cage of sixty or more carbon atoms
- aliphatic having carbon atoms linked in open chains
- heterocyclic ring a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon
- benzene formula a closed chain of 6 carbon atoms with hydrogen atoms attached
- heterocyclic containing a closed ring of atoms of which at least one is not a carbon atom
- eicosapentaenoic acid an omega-3 fatty acid with 20 carbon atoms; found in fish (especially tuna and bluefish)
- isocyclic containing a closed ring of atoms of the same kind especially carbon atoms
- benzene ring a closed chain of 6 carbon atoms with hydrogen atoms attached