derivative
Pronunciation: /dɪˈrɪvətɪv/
adjective
noun
- 1something which is based on another source: the aircraft is a derivative of the Falcon 20G
- a word derived from another or from a root in the same or another language: ‘fly-tip’ is a derivative of the phrase ‘on the fly’
- a substance that is derived chemically from a specified compound: crack is a highly addictive cocaine derivative

Origin:
late Middle English (in the adjective sense 'having the power to draw off', and in the noun sense 'a word derived from another'): from French dérivatif, -ive, from Latin derivativus, from derivare (see derive)