| antibiotic |
substance derived from fungi or other organisms and used to destroy or prevent the growth of bacteria or other disease-causing organisms. |
| avert |
to keep from happening; prevent. [1/2 definitions] |
| bench |
to remove from or prevent from playing in a sports contest. [1/4 definitions] |
| blindfold |
a bandage or cloth tied over the eyes to prevent seeing. [1/2 definitions] |
| buoy |
a float used to prevent someone from drowning. [1/3 definitions] |
| choke |
to stop or prevent the breathing of by squeezing or blocking the windpipe. [1/4 definitions] |
| defense |
in sports, action or ability to prevent the opposite team from scoring or getting an advantage. [1/5 definitions] |
| dike |
a dam or high wall built to prevent flooding. [1/2 definitions] |
| discourage |
to try to prevent or persuade not to do. [1/2 definitions] |
| disguise |
to change or hide the looks of in order to prevent recognition. [1/4 definitions] |
| fire department |
a part of a city or town government that works to prevent and put out fires, or the people who work for it. |
| fluorine |
a substance that is a chemical element. Fluorine combines easily with other elements to form compounds. Some of these compounds are used to prevent tooth decay. Fluorine is poisonous in its pure gas form. (symbol: F) |
| forbid |
to give orders that prevent or prohibit. |
| frustrate |
to prevent from happening or being done. [1/2 definitions] |
| gag1 |
to prevent from speaking or crying out by putting something across or inside the mouth. [2/3 definitions] |
| guard |
to watch over to prevent escape. [4/6 definitions] |
| hygiene |
the practice of keeping clean to stay healthy and prevent disease. |
| infected |
containing germs that cause disease or prevent healing. [1/2 definitions] |
| leech |
a kind of worm that lives in water or mud and sucks blood from animals. Leeches were once used in medicine to draw blood from people. Leaches are still sometimes used to prevent blood from clotting when reattaching fingers and toes that have been cut off. |
| mangrove |
a tropical tree that grows near oceans along shorelines or streams and has roots that grow above the ground. Mangroves grow very densely together and serve to prevent erosion of soil along the water. They also support wildlife and serve as barricades that help protect against damage from hurricanes and tsunamis. |
| obstruct |
to prevent or delay the passage or progress of. [1/3 definitions] |