A small group of things. form cluster or clusters.

gladly received. used to greet someone in polite or friendly way. instance or manner of greeting someone. To accept or receive something happily and gladly.

outside. without it being case that. in absence of.

relating to or making use of form of tape transport, used mainly to provide backup storage. method of relaying data over computer network as steady continuous stream. To split classes or students into ability levels.

Best or most interesting part of something. To make people aware of a problem, subject, issue.

To make as effective as possible.

Not of the same kind; unlike other things.

amount of work to be done by person or thing. Work you are expected to do in a specified time.

flowing naturally or supplied to building through pipes and taps. action or movement of runner. (Of a road) to go from one place to another.

To put into position (often a military operation).

in most essential respects.

(of data) copied from one computer system to another. To transfer data from a computer or the internet.

For a reason.

gesture, action, or sound that is used to convey information or instructions. Movements of your hand/other means to send messages. convey information or instructions by means of gesture.