15-Letter Words Containing: A,A,E,N,O,R,R,U

• A heterocyclic ether having a five-membered ring with four carbon atoms and one oxygen; it is a colourless liquid with an ether-like smell, and is used as a polar solvent.

• the condition of having been made regular (or more regular)

• the act of bringing to uniformity; making regular

• A transformer with a single winding, output being taken from taps