| tracery |
an ornamental pattern of branching and interlaced bars or ribs, as in a Gothic window. [2 definitions] |
| trachea |
the tube in air-breathing animals that carries air to the lungs; windpipe. [2 definitions] |
| tracheo- |
trachea. |
| tracheotomy |
the surgical opening of the trachea through the outside of the neck. |
| trachoma |
a contagious bacterial eye infection, affecting the conjunctiva and cornea, that is characterized by inflammation, granulation, and eventual scarring. |
| tracing |
the act or process of drawing, reproducing, or recording by tracing. [2 definitions] |
| track |
a structure consisting of a pair of parallel rails connected by crosspieces, on which trains or trolleys travel. [9 definitions] |
| trackage |
the total amount of track owned by a railroad. [3 definitions] |
| track and field |
a set of athletic events, such as foot racing, high jumping, and javelin throwing, performed on or near a running track. |
| tracking shot |
in film or television photography, a shot made by a moving camera, esp. in following a moving subject. |
| tracking station |
a base, station, vessel, or the like having the necessary radar and other equipment to monitor or communicate with craft traveling through the air or in space. |
| trackless |
leaving behind no tracks. [3 definitions] |
| track lighting |
a means of illuminating a room or the like with adjustable lights that are arranged along a narrow electrified track on a wall or ceiling. |
| trackman |
a railroad employee who lays, inspects, or repairs railroad tracks. [2 definitions] |
| track record |
a record or history of actions or performance. |
| tracksuit |
a matching jacket or sweatshirt and pants designed to be worn during exercise or warm-up. |
| track system |
an educational practice in which students are placed into certain curricula of study based on evaluation of their abilities, interests, needs, or the like. |
| trackwalker |
a person who visually inspects railroad tracks as an assigned task. |
| tract1 |
an expanse of land or water, sometimes with defined boundaries. [2 definitions] |
| tract2 |
a brief essay or pamphlet, usu. on a religious or political topic, that is distributed to solicit support or adherence. |
| tractable |
easy to manage or guide; docile. [2 definitions] |