13-Letter Words Containing: E,E,R,S,T,T

• (genetics) an organism having two different alleles of a particular gene and so giving rise to varying offspring

• an organizer who puts things in order

• The straight part of a racetrack, running track, etc., opposite the finishing line; the backstretch.

• An area next to a racetrack used to stable the racehorses and house employees.

• The middle part of an event.

• (exercise) An exercise that stretches the muscles of the back.

• 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

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