أساسي

أَسَاسِيّ \ basic: very necessary or important; forming a starting point on which to develop: I have only a basic knowledge of science. Experience in foreign countries is basic for this kind of job. chief: most important; main: Our chief crop is corn. essential: belonging especially to sth. and showing its real nature: Kindness was an essential part of his character. indispensable: adj. very necessary; what one must have for a certain purpose: A sharp knife is indispensable for cutting meat. key: important, so that others depend on it: The ship’s engineer holds a key position. main: chief; most important: my main reasons; a main road. material: important; necessary: We must make a material change in our plans. radical: concerning the most important parts of anything; (of change) complete; (of people) in favour of complete political change: radical changes in the laws of a country; radical improvements; radical opinions. vital: very important; necessary to life: It was a vital decision. The heart is a vital organ. \ See Also هامّ جدًّا، رئيسي (رئيسيّ)، جوهري (جَوْهَرِيّ)، لا غنى عنه (لا غِنًى عنه)‏