plural of tract

An area or expanse. / (anatomy) A series of connected body organs, such as the digestive tract. / A small booklet such as a pamphlet, often for promotional or informational uses.

(obsolete) To pursue, follow; to track. / (obsolete) To draw out; to protract.

present participle of tract

simple past tense and past participle of tract

plural of digestive tract

plural of urinary tract

plural of respiratory tract

plural of pyramidal tract

plural of gastrointestinal tract