19-letter words containing a, d, v, e, n
- velocity modulation — the modulation in velocity of a beam of electrons or ions caused by passing the beam through a high-frequency electric field, as in a cavity resonator
- veterinary medicine — the branch of medicine dealing with the study, prevention, and treatment of diseases in animals, especially domesticated animals.
- vocational guidance — the process of assisting a student to choose, prepare for, and enter an occupation for which he or she shows aptitude.
- wedding anniversary — the annual commemoration of a couple's marriage: a tenth wedding anniversary.