need for particular purpose.

Without question; beyond doubt.

To become affected by illness or disease.

With a high level of skill or development. (Of an army) to move forward.

having outline or surface that curves inwards like interior of circle or sphere.

Used to add new (often different) information.

consisting of many different connected parts. Group of buildings all used for the same purpose. cause to form complex.

optical instrument designed to make distant objects appear nearer, containing arrangement of lenses, or of curved mirrors and lenses. To shorten by compacting tubes inside each other.

(of shooting) carried out to protect exposed person from enemy. thing used to protect, decorate, or conceal something else. To discuss a subject in a talk or meeting.

To arrange (e.g. objects) in line with one another.

For a reason.

material thing. The things that the action of a verb acts upon. To disagree; to protest against an idea or plan.

Having six, straight sides.

survey or review of past course of events or period of time.

Set of changes that occur slowly and naturally. To organize and use data in a computer.