Definition of: vary

(vâr′ē) v. var·ied, var·y·ing v.t.
1. To change the form, nature, substance, etc., of; modify.
2. To cause to be different from one another.
3. To impart variety to; diversify.
4. Music To embellish (a melody) by changes of rhythm, harmony, etc.
—v.i.
5. To become changed in form, nature, substance, etc.
6. To be diverse or different; differ.
7. To deviate; depart: with from.
8. To change in succession; alternate.
9. Math. To be subject to continual change.
10. Biol. To undergo variation. See synonyms under CHANGE, FLUCTUATE. [<OF varier <L variare <varius various, diverse]
—var′i·er noun