BASIC BASIC Acronym for Beginner’s All-purpose Symbolic Instruction Code, a family of languages used especially to program small computers. It is easy to learn and became virtually ubiquitous in the teaching of programming during the 1980s. Visual Basic was developed by Microsoft and launched in 1991. This was widely used by smaller businesses into the 2000s but is no longer supported. basic rate of income tax In the UK, a rate of income tax below the higher rate. It is currently 20%, which is applied to the first £32,000 of taxable income (2016–17). See alsohigher rate of income tax. |