13-Letter Words Containing: T,R,O,A,T,S,_

• attempting to justify or defend in speech or writing

• providing justification

• green plant having a vascular system: ferns, gymnosperms, angiosperms

• Any plant, typically living in deserts, that obtains its water from long taproots that reach the water table

• plant that reproduces by means of seeds not spores

• the production or use of theories

• toxic antimetabolite that limits cellular reproduction by acting as an antagonist to folic acid; used to treat certain cancers and psoriasis and rheumatoid arthritis