15-Letter Words Containing: O,R,S,A,Y

• the relation that exists when things occur at the same time

• an adjustment that causes something to occur or recur in unison

• coordinating by causing to indicate the same time

• Any member of the Paramyxoviridae family of negative-sense single-stranded RNA viruses responsible for a number of human and animal diseases.

• extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds