| traction |
the grip or holding power of a body moving on a surface. |
| tractor |
a powerful motor vehicle with large tires used to pull plows and other farm machines. |
| tractor-trailer |
a very large truck that consists of a cab where the driver sits and a trailer or semitrailer attached to it. Tractor-trailers are used to transport goods over long distances. |
| trade |
the act of exchanging or buying and selling goods. [7 definitions] |
| trademark |
a name, symbol, or other mark used to show who made a product. By law, only the company that makes or sells the product may use its trademark. |
| trader |
a person who buys and sells; dealer; merchant. |
| trading |
the act or activity of exchanging items or buying or selling goods. |
| trading post |
a store in a frontier area or other place far from towns. At a trading post, local products can be traded for goods brought from distant places. |
| tradition |
the handing down of a culture's beliefs and customs from parents to children over many years. [2 definitions] |
| traditional |
relating to customs and ways of doing things in a particular culture that are passed down from parents to children. |
| traffic |
all the pedestrians and vehicles moving along a sidewalk, road, river, or other route of travel. [4 definitions] |
| traffic jam |
a slowing down or stopping of the flow of traffic due to there being too many vehicles trying to move through or there being an accident or other problem on the road. |
| traffic light |
a street or road signal used to tell drivers when to stop or go. The signal changes colors from red to green to yellow. |
| tragedy |
a disaster; a very sad event. [2 definitions] |
| tragic |
having to do with tragedy. [3 definitions] |
| trail |
to drag along behind on the ground. [7 definitions] |
| trailer |
a wagon pulled by a car or truck and used to carry a load. [2 definitions] |
| train |
a connected series of railroad cars. [9 definitions] |
| trainer |
a person who trains people or horses so they are strong and ready for competition. [2 definitions] |
| training |
instruction and practice that prepares a person or animal to do a job, have a skill, or play a sport. |
| train station |
a place where train tickets are sold and where passengers and goods are let on or off trains. |