extile
printing.

trephine
Surgical instrument with circular edges, used to cut out disks of bone
from the skull.

trillium (birthroot, wake-robin)
Plants of genus Trillium, of North America, the Himalaya Mountains, and
eastern Asia, having a cluster of three leaves and a variously colored,
three-petaled flower.

trional
Contains three ethyls. Similar to sulphonal, used as a hypnotic.

turbinated
Shaped like a top. A small curved bone in the lateral wall of the nasal
passage.

tulle
Fine, starched net of silk, rayon, or nylon, used for veils, tutus, or
gowns.

turmeric (tumeric)
East Indian perennial herb (Curcuma longa) of the ginger family
(Zingiberaceae) used as a coloring agent, a condiment, or a stimulant.
Yellow to reddish brown dyestuff obtained from turmeric.

typhus (prison fever, ship fever, typhus fever.)
Infectious diseases caused by rickettsia bacteria, especially those
transmitted by fleas, lice, or mites. Symptoms are severe headache,
sustained high fever, depression, delirium, and the eruption of red
rashes on the skin.

ulster
Loose, long overcoat made of rugged fabric.

umbrage
Offense; resentment. Affording shade. Vague or indistinct indication; a
hint.

Uva Ursi
Common bearberry; a procumbent (trailing along the ground but not
rooting) evergreen shrub 10-30 cm high with red berries.

Valerianate (Valerianic)
One of three metameric acids; the typical one (called also inactive
valeric acid), C4H9CO2H, is from valerian root and other sources; it is
a corrosive, oily liquid, with a strong acid taste, and the odor of old
cheese.

valvular
Resembling or functioning as a valve. Relating to a valve, especially of
the heart.

varioloid
Mild form of smallpox occurring in people previously vaccinated or who
previously had the disease.

vegetable marrow
Squash plants with elongated fruit and smooth dark green skin and
whitish flesh.

veratrum
Poisonous alkaloid from the root hellebore (Veratrum) and from sabadilla
seeds. Used externally to treat neuralgia and rheumatism.

verdigris
Blue or green powder, basic cupric acetate used as a paint pigment and
fungicide. A green patina of copper sulfate or copper chloride on
copper, brass, and bronze exposed to air or seawater.

vermifuge
Medicine that expels intestinal worms.

vervain (verbena)
New World plants of the genus Verbena, especially those