Not artificial; natural; simple; artless.
Original; primary; radical; not derived.
Of or pertaining to or harking back to a former time; old-fashioned; characterized by simplicity.
Occurring in or characteristic of an early stage of development or evolution.
Crude, obsolete.
Not derived from another of the same type
Of or pertaining to the beginning or origin, or to early times; original; primordial; primeval; first.
An original or primary word; a word not derived from another, as opposed to derivative.
A simple-minded person.
A data type that is built into the programming language, as opposed to more complex structures.
A basic geometric shape from which more complex shapes can be constructed.
Any of the simplest elements (instructions, statements, etc.) available in a programming language.
A member of a primitive society.
A function whose derivative is a given function; an antiderivative.