Freebase(5.00 / 1 vote)Rate this definition: A trajectory is the path that a moving object follows through space as a function of time. The object might be a projectile or a satellite, for example. It thus includes the meaning of orbitâthe path of a planet, an asteroid or a comet as it travels around a central mass.
Dyshidrotic (dis-hi-drah- tic) eczema (DE) is a common group of skin conditions in which the skin cannot protect itself as well as it should, so the person often gets itchy, dry skin). DE causes itchy, dry skin. People also develop small, deep-seated blisters, usually on their hands. Itâs also possible to develop blisters on your feet. Whether on your hands, feet, of both, the blisters are often very itchy and painful. When the blisters clear (usually in 2 or 3 weeks), the skin tends to be red, dry, and cracked.
Hand-foot syndrome is a reaction that occurs with certain chemotherapy drugs when they leak into the tissues of the hands and feet, causing irritation and inflammation of the tissues. If it becomes serious, it can lead to peeling and blisters and can be very painful. If you have this condition, it's important to tell your doctor right away. Your doctor may choose to decrease your chemotherapy dosage or postpone a chemo treatment if you're having a severe reaction. Icing your hands and feet can help; also avoid washing dishes in hot water or putting pressure on hands by squeezing tools.