Tonic—A medicine which increases the strength of the system.

Testicle—Gland that secretes the semen.

Therapeutic—Treatment of disease.

Tissue—The peculiar structure of a part.

Tonsils—Glands on each side of the throat.

Trachea—Windpipe. Triturate—To rub into a powder.

Tumor—A morbid enlargement of a part.

Ulceration—The forming of an ulcer.

Umbilicus—The navel.

Ureter—Duct leading from kidney to the bladder.