A glass instrument for measuring changes in volume of gases. The eudiometer is effective during and following chemical reactions. It often resembles a large upside-down test tube with a scale on the side.
The study of human improvement by selective breeding, founded in the 1800s by English scientist Sir Francis Galton. Widely discredited after its use by the Nazi regime.
Euthanasia is the action of directly causing the quick and painless death of a person with a terminal disease. It is illegal in most countries and is a controversial subject. In most cases it is performed as part of the patient's wishes.
A manifestation of magic, commonly regarded as a curse which may result in bad luck, illness or even death. It has a place in many different cultures.
trial term S&H
used to simulate the trotting of a horse, also known as a chamber horse
A surgical operation used to determine the cause of a patient's symptoms.
The organ of sight or vision. In man, and vertebrates generally, it is properly the movable ball or globe in the orbit, but the term often includes the adjacent parts.
A small glass or vessel for applying lotion to the eye. This is often necessary to sooth irritation.
Instrument to stimulate the action of the eye.