tract
A big area of land that is seen as one piece, often used or sold for a special purpose.
A large, continuous area of land, often considered as a single unit for ownership, development, or description.
A set of body parts and tubes that work together to do one job, like digest food or carry urine.
A group of connected organs and passages in the body that together perform a particular function, such as digestion, breathing, or passing urine.
A small piece of printed paper that gives a strong religious, political, or moral message to change what people think.
A small, usually free, printed leaflet that tries to persuade people about a religious, political, or moral belief.
In the brain or spinal cord, a group of nerve wires that run together and carry the same kind of messages.
In the brain or spinal cord, a bundle of nerve fibers that travel together and carry similar types of signals.
A short formal text that argues for one strong idea, often about religion, politics, or philosophy.
A short written work, often serious and strongly argued, that discusses and supports a particular idea, especially about religion, politics, or philosophy.
A long, unbroken period of time seen as one piece.
A continuous stretch of time, especially a long one, considered as a single whole.
- Base: tract
- Plural: tracts
gastrointestinal tract
1stomach and intestine system
The parts of the body including the stomach and intestines that handle food after you eat it.
- The medication can irritate the gastrointestinal tract.
- Symptoms include pain anywhere along the gastrointestinal tract.
- Alcohol can damage the lining of the gastrointestinal tract.
genital tract
1body passages for reproduction
The body parts and tubes used for sexual reproduction and related functions.
- The infection spread through the female genital tract.
- Certain viruses can affect both the urinary and genital tracts.
- The study focused on cancers of the genital tract.
nerve tract
1bundle of nerves in CNS
A group of many nerve fibers in the brain or spinal cord that run together and carry the same kind of messages.
- The disease destroys specific nerve tracts in the brain.
- Damage to this nerve tract can affect movement.
- Scientists mapped the main nerve tracts using advanced imaging.
reproductive tract
1body system for reproduction
The parts of the body, including organs and tubes, that are used to make babies.
- The disease can harm the reproductive tract and cause infertility.
- Doctors studied how the infection moves through the reproductive tract.
- Certain chemicals may affect the developing reproductive tract of a fetus.
respiratory tract
1the body's breathing system
The parts of the body used for breathing, like the nose, throat, and lungs.
- The virus mainly affects the upper respiratory tract.
- Smoking damages the respiratory tract over time.
- Masks can help protect the respiratory tract from infection.
respiratory tract infection
1infection of the breathing system
An infection in parts of the body used for breathing, like the nose, throat, or lungs.
- Children often get upper respiratory tract infections in winter.
- The new virus causes a severe respiratory tract infection.
- Antibiotics are not always needed for respiratory tract infections.
tract home
1one house in tract housing
A house that is one of many similar houses built together as part of tract housing.
- They bought a small tract home in a new subdivision.
- Most of the tract homes in this area were built in the 1980s.
- A custom-built house usually costs more than a basic tract home.
tract housing
1large development of similar houses
A large group of houses that look very similar and are built together on one big piece of land.
- After the war, many suburbs were filled with tract housing.
- He grew up in a neighborhood of tract housing outside the city.
- Critics say tract housing can feel boring and uniform.
tract of land
1large piece of land
A big area of land that is seen as one piece, often owned or sold together.
- They bought a small tract of land near the lake.
- The government set aside a large tract of land for conservation.
- She inherited a tract of land from her grandparents.
urinary tract
1the body's urine system
The body parts that make urine in the kidneys and move it out of the body, like the bladder and urethra.
- Bacteria can enter the urinary tract and cause infection.
- Stones anywhere in the urinary tract can be very painful.
- He has a blockage in his lower urinary tract.
urinary tract infection
1infection of the urinary system
An infection in the body parts that make and carry urine, such as the bladder.
- She went to the doctor with a urinary tract infection.
- Drinking more water can help prevent urinary tract infections.
- The child has had several urinary tract infections this year.
digestive tract
1tube food passes through
The long tube inside the body, from the mouth to the anus, that food passes through while it is being digested.
- Ulcers can occur in different parts of the digestive tract.
- The infection spread throughout his digestive tract.
- The infection affected his entire digestive tract.
- Spicy foods can irritate a sensitive digestive tract.
- Fiber helps move food smoothly through the digestive tract.
- Fiber helps keep your digestive tract healthy.