activity natural to or purpose of person or thing. Mathematical operations used in calculations. To be operating, working or achieving its purpose.

panel of keys on computer or typewriter. enter data by means of keyboard.

standard of comparison. Standard by which other similar things are judged. evaluate something by comparison with benchmark.

act of describing or identifying something precisely or of stating precise requirement. Descriptions of the design to make some things.

To make available; to supply for use.

To any extent or degree (often used with not). Use to indicate limits or variation. any place.

Needing no wires to make something operate. broadcasting, computer networking, or other communication using radio signals.

definite. To make a choice about; choose after thinking.

idea or opinion produced by thinking, or occurring suddenly in mind. What you think; your opinions or ideas on.

A law limiting the growth or spread of something. To direct or influence the behavior of something.

To give energy to something, e.g. by electricity.

tools, machinery, and other durable equipment.

Being, happening in a country, state, organization. inner parts.

flowing naturally or supplied to building through pipes and taps. action or movement of runner. To operate or drive something.

Main; important. Distinctive or important point of something. To highlight or give special importance to.