## Definition of element

**:**any of the four substances air, water, fire, and earth formerly believed to compose the physical universe

**:**weather conditions; especially

**:**violent or severe weather

- battling the elements

**:**the state or sphere natural or suited to a person or thing

- at school she was in her element

**:**a constituent part: such as

**:**a part of a geometric magnitude

- an infinitesimal element of volume

**:**a generator of a geometric figure; also

**:**a line or line segment contained in the surface of a cone or cylinder

**:**a basic member of a mathematical or logical class or set

**:**one of the individual entries in a mathematical matrix or determinant

**:**a distinct group within a larger group or community

- the criminal element in the city

**:**one of the necessary data or values on which calculations or conclusions are based

**:**one of the factors determining the outcome of a process

**:**any of the fundamental substances that consist of atoms of only one kind and that singly or in combination constitute all matter

**:**a distinct part of a composite device

**:**a subdivision of a military unit

**:**the bread and wine used in the Eucharist