8-Letter Words Containing: A,Y,T,O,N

• a classification of organisms into groups based on similarities of structure or origin etc

• (biology) study of the general principles of scientific classification

• practice of classifying plants and animals according to their presumed natural relationships

• A hypothetical particle that travels faster than the speed of light.

• A flaw in a physical theory that predicts the existence of tachyons or similar paradoxical results. Compare with ghost.

• the semantic relation that holds between two words that can (in a given context) express opposite meanings

• Any mapped reference point on a route that can be easily identified.

• in a wanton manner

• in a licentious and promiscuous manner

• any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response