tricyclic antidepressant |
any of a class of drugs, such as amitriptyline, having three fused rings of atoms and used esp. to treat depression. |
trident |
a fishing or fighting spear with three prongs, sometimes shown in portrayals of Greek and Roman sea gods. |
tridentate |
having three teeth, toothlike projections, or parts. |
tried |
past tense and past participle of try. [3 definitions] |
triennial |
happening every three years. [3 definitions] |
trier |
a person or thing that tries, samples, or tests. |
trifacial |
see "trigeminal." |
trifid |
divided or cleft into three distinct lobes, as the leaves of certain plants. |
trifle |
something that has very little value or importance. [6 definitions] |
trifling |
of little importance, meaning, or value; slight; trivial. [2 definitions] |
trifocal |
of eyeglasses, having three lenses of different focal lengths. [2 definitions] |
trifoliate |
having three leaves, leaflets, lobes, or the like. [2 definitions] |
trifoliolate |
having three leaflets, or having leaves that have three leaflets, as clover. |
trig |
(informal) trigonometry. |
trigeminal |
of or pertaining to the trigeminal nerve. |
trigeminal nerve |
either one of the fifth pair of cranial nerves that conduct impulses from the head and face to the brain. |
trigger |
a small lever that when pressed or pulled causes a firearm to fire, or a similar lever on another device or machine. [4 definitions] |
trigger finger |
the finger used to pull the trigger of a gun, usu. the index finger. |
trigger-happy |
(informal) ready to use force, esp. by firing a gun, at the slightest provocation, regardless of consequences. [2 definitions] |
triglyceride |
an ester derived from glycerol and three fatty acid radicals which is the main component of fats and oils. |
trigonometric function |
a function, such as sine, cosine, or tangent, expressed as the ratio of different sides of a right triangle. |