synechia
Adhesions between the iris and the lens or cornea caused by trauma or
eye surgery or as a complication of glaucoma or cataracts; may cause
blindness

terebenthene
Oil of turpentine.

terebinth
Mediterranean tree (Pistacia terebinthus), a source of tanning material
and turpentine.

tetter
Skin diseases (eczema, psoriasis, herpes) that cause eruptions and
itching.

thrall
Slave or serf, who is held in bondage. One intellectually or morally
enslaved.

thrush
A contagious childhood disease caused by a fungus, Candida albicans.
Causes small whitish eruptions on the mouth, throat, and tongue, and
usually accompanied by fever, colic, and diarrhea.

thuja (arborvitae)
A North American or east Asian evergreen tree or shrub of the genus
Thuja, having flattened branchlets with opposite, scale-like leaves and
small cones; used as ornamentals and timber. A similar plant of the
genus Platycladus or Thujopsis.