3,087 words and phrases · 21 topics
a mechanical disturbance that travels through a material medium as a wave and may be heard
how fast an object moves, measured as distance traveled per unit of time
a measure of how hot or cold a system is, used to describe its thermal state
the amount of three-dimensional space occupied by an object or substance, or enclosed within a boundary
the gravitational force acting on an object
to become dispersed in a solvent at the molecular or ionic level, or cause a substance to do so
an outer garment worn in a laboratory to provide a specified degree of protection for clothing and skin
material containing two or more substances together without a single fixed chemical composition
to move a liquid or mixture around with a tool or device so its parts mix
an immune reaction to a substance that is usually harmless to most people
an eating pattern that provides a suitable variety and amount of nutrients to meet a person's needs
to move air into and out of the lungs
to enter the state of sleep
either of the two main breathing organs in the chest, where gases are exchanged between air and blood
a person's emotional, psychological, and social well-being, including the ability to manage daily life and relationships
to sleep for a short period, usually during the day
a body structure made of different tissues that work together to perform particular functions
movement produced by skeletal muscles that uses energy, including planned exercise and everyday activities
a nutrient made of amino acids that the body uses to build and maintain structures and many functional molecules
to stop the practice of smoking tobacco
to regain health or normal functioning after an illness, injury, or medical procedure
a planned health examination intended to review general health rather than respond only to an immediate complaint
to extend a body part or muscle, or to lengthen it by moving into a particular position
medical care or a procedure intended to relieve, manage, or cure a disease, injury, or other health problem
not containing meat or intended for people who do not eat meat
to prepare the body for exercise by beginning with gentler movement or activity
The mental focus given to selected information, activities, or events.
Wanting to learn about something or find out more.
A feeling such as joy, anger, or fear, often involving changes in thought, body, and behavior.
Relating to or involving feelings.