15-letter words containing v, a, l, d, o, i
- radial velocity — the component of the motion of a star away from or toward the earth along its line of sight, expressed in miles or kilometers per second and determined by the shift in the wavelength of light emitted by the star.
- random variable — a quantity that takes any of a set of values with specified probabilities.
- shield of david — a hexagram used as a symbol of Judaism.
- silver quandong — an Australian tree, Elaeocarpus grandis: family Elaeocarpaceae
- sled cultivator — go-devil (def 5).
- total depravity — the Calvinist doctrine that humankind's entire nature, including its reason, is corrupt or sinful as a result of the Fall and that people are therefore completely dependent on God for regeneration.
- universal donor — a person with blood of group O.
- victoria island — an island off the coast of N Canada, in the Arctic Ocean. 80,340 sq. mi. (208,081 sq. km).
- villeda morales — Ramón [rah-mawn] /rɑˈmɔn/ (Show IPA), 1909?–71, Honduran diplomat and statesman: president 1957–63.
- volcano islands — a group of three volcanic islands in the W Pacific, about 1100 km (700 miles) south of Japan: the largest is Iwo Jima, taken by US forces in 1945 and returned to Japan in 1968. Area: about 28 sq km (11 sq miles)
- volta river dam — a hydroelectric dam on the Volta river
- voltage divider — a resistor or series of resistors connected to a voltage source and used to provide voltages that are fractions of that of the source.