From Longman Dictionary of Contemporary Englishbasisba‧sis /ˈbeɪsɪs/ ●●● S2 W1 noun (plural bases /-siːz/) 1 BASIC[countable] the facts, ideas, or things from which something can be developed Their claim had no basis in fact (=it was not true).basis of Bread forms the basis of their daily diet.basis for The video will provide a basis for class discussion.► see thesaurus at reason2 → on the basis of something3 REGULAR[singular] the way that something happens, or the way that something is organized or doneon a regular/daily/weekly etc basis (=regularly, every day, week, etc) I’m saving money on a regular basis. Board meetings are held on a weekly basis. on a voluntary/part-time/temporary etc basis Nurses are employed on a full-time basis.COLLOCATIONSverbsform the basis of somethingThis research will form the basis of a book.provide a basis for somethingThe poem provided the basis for an interesting class discussion.become the basis of/for somethingSome of these ideas became the basis for the Parents’ Educational Union.serve as a basis for somethingThe document will serve as a basis for negotiations.establish a basis (also lay a basis) (=create something from which something can be developed)The agreement established a sound basis for international commerce.have a basisOur constitution has a democratic basis.have no basis in fact (=be not true)Many of these rumours have no basis in fact.adjectivesa good basisLove and trust form a good basis for marriage.a sound/firm/solid basisDrama school may provide a sound basis for an acting career. THESAURUSbasis the facts, ideas, things etc from which something can be developedHis work will be used as a basis for future research.foundation the thing on which something is based, especially something important that continues for a long timeTheir ideas were the foundation for the political system that exists in the UK today.How can we provide a solid foundation for world peace?bedrock the most important thing that something depends on in order to be successfulHonesty is the bedrock of any healthy relationship.Labour’s traditional bedrock of support is among the working classes.cornerstone the most important thing that something depends on in order to be successful, especially in business and politicsConfidence is the cornerstone of our business. NATO remains a cornerstone of defence policy for Europe.
Examples from the Corpusbasis• These illustrations should not be used as a basis for comparing similar policies issued by other life assurance companies or Friendly Societies.• Most legislatures also have formal investigatory powers on a continuing or a case-by-case basis.• Personal Interviews will often be on a one to one basis but can also be undertaken as a group exercise.• Expert advice and support are the basis for the rehabilitation programme.• Sugar has always been the basis of the Cuban economy.• Roman law still forms the basis of our own legal system.• They are paid on the basis of their superiors' assessments of performance, as in the public sector.• The basis of his argument was that people who sell drugs should be jailed for life.• Sociology in the final analysis existed to provide a theoretical basis for socialism and secular education which were its practice.forms ... basis• That complaint forms the basis for the ethics committee findings against Gingrich.• Measurement of these conjugates forms the basis for placental function tests by urinary estriol determination.• The study of petrographic fabrics forms the basis for later analytical research, both chemically and isotopically.• The excretion of mercury by the kidney generally forms the basis for measurement of exposure.• This material forms the basis of planning for purposeful social work activity.• This diet now forms the basis of the Gerson Cancer Therapy.• This concept, called the accrual concept or matching principle, forms the basis for the measurement of accounting income.• Such policy simulation forms the basis of the advice that economists give to governments about what policies they should actually undertake.From Longman Business Dictionarybasisba‧sis /ˈbeɪsɪs/ noun (plural bases /-siːz/) [countable]1the facts or ideas from which something can be developedbasis forIf talks restart, this package is likely to be a basis for negotiation.2the original figures from which something can be calculated or valuedbasis for/ofThese figures will be the basis for future price calculations. → see also accrual basis, cash basis, earnings basisOrigin basis (1500-1600) Latin Greek, “step, base”, from bainein “to go”