derivable

Everyday

(formal) Derivable means able to be worked out, obtained or traced from something else. tree →

In the lessons

In maths and logic, a result is derivable if you can work it out step by step from known facts or rules. In language lessons, words are derivable from roots («happiness» is derivable from «happy»). In science, a value may be derivable from measurements.

Examples

• The answer is derivable from the facts in the puzzle. tree →
• «Happiness» is derivable from «happy». tree →
• The area of a triangle is derivable from the area of a rectangle. tree →
• The total is derivable if you know the price and the number. tree →
• Every step of the proof must be derivable from the step before. tree →
• Is this rule derivable from the others? tree →

Note

Verb: derive; noun: derivation. Formal: simpler «can be worked out». In maths problems, «derivable» means you can calculate it from the given numbers.