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The definition of transform

5 Definitions of: transform

    1. verb, to alter or be altered radically in form, function, etc
    2. verb, to convert (one form of energy) to another form
    3. verb, maths to change the form of (an equation, expression, etc) by a mathematical transformation
    4. verb, to increase or decrease (an alternating current or voltage) using a transformer
    5. noun, maths the result of a mathematical transformation, esp (of a matrix or an element of a group) another related to the given one by B=X–1 AX for some appropriate X
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From Collins