17-letter words containing a, d, v, i

peripheral device — peripheral
positive feedback — Electronics. the process of returning part of the output of a circuit, system, or device to the input, either to oppose the input (negative feedback) or to aid the input (positive feedback) acoustic feedback.
potential 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.
private detective — a detective who is not a member of an official force but is employed by private parties.
private education — education provided by a private individual or organization, rather than by the state or a public body
production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
pseudo-aggressive — characterized by or tending toward unprovoked offensives, attacks, invasions, or the like; militantly forward or menacing: aggressive acts against a neighboring country.
radiative capture — the capture of a particle, as a neutron, by a nucleus, inducing the emission of electromagnetic radiation, as a gamma ray.
radioactive decay — decay (def 8).
radioactive waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
received standard — the form of educated English spoken originally in southern England and having Received Pronunciation as a chief distinguishing feature.
relative humidity — the amount of water vapor in the air, expressed as a percentage of the maximum amount that the air could hold at the given temperature; the ratio of the actual water vapor pressure to the saturation vapor pressure. Abbreviation: RH, rh.
remittance advice — a letter sent by a customer to a supplier, to let them know that their invoice has been paid
revealed religion — religion based chiefly on the revelations of God to humans, especially as described in Scripture.
reverse apartheid — a perceived bias against White people following the end of Apartheid
saturation diving — a method of prolonged diving, using an underwater habitat to allow divers to remain in the high-pressure environment of the ocean depths long enough for their body tissues to become saturated with the inert components of the pressurized gas mixture that they breathe: when this condition is reached, the amount of time required for decompression remains the same, whether the dive lasts a day, a week, or a month.
second derivative — the derivative of the derivative of a function: Acceleration is the second derivative of distance with respect to time.
self-belay device — (in climbing) a device used to pay out a safety rope as required
seven deadly sins — Christianity: worst vices
side-valve engine — a type of internal-combustion engine in which the inlet and exhaust valves are in the cylinder block at the side of the pistons
silver star medal — a U.S. military decoration in the form of a bronze star with a small silver star at the center, awarded for gallantry in action
sleep deprivation — a condition in which you have not had enough sleep
sliding vane pump — A sliding vane pump is a pump in which the vanes (=flat parts) are the main sealing element between the suction and discharge areas.
small-leaved lime — Tilia cordata: a tiliaceous deciduous tree of the N temperate genus Tilia, having heart-shaped leaves and small fragrant yellowish flowers: cultivated for timber and as shade trees
sodium-vapor lamp — an electric lamp in which sodium vapor is activated by current passing between two electrodes, producing a yellow, glareless light: used on streets and highways.
st. vitus's dance — St. Vitus's dance.
supervisory board — a board of management of which nonmanagerial workers are members, having supervisory powers over some aspects of management decision-making
the driver's seat — the position of control or dominance
the evil day/hour — If someone is putting off the evil day or the evil hour, they have to do something unpleasant and are trying to avoid doing it for as long as possible.
to have a mind to — If you have a mind to do something, you want, intend, or choose to do it.
traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
vaginal discharge — emission from the female genitalia
valetudinarianism — the state, condition, or habits of a valetudinarian.
van diemen's land — former name of Tasmania.
vanilla-flavoured — having been flavoured with vanilla extract or essence
vascular cylinder — stele (sense 3)
veiltail goldfish — an artificially bred, indoor variety of goldfish, usually golden or calico and of a spheroid shape, having a fully divided, drooping tail fin exceeding the body in length.
venereal diseases — sexually transmitted disease. Abbreviation: VD.
vibrofluidization — Vibrofluidization is when vibration is used to make particles move in a fluidized bed.
vice-presidential — relating to a person who ranks immediately below the chief executive or head of state of a republic
video disk player — a device that reads the information on a video disc
vila nova de gaia — a city in NW Portugal.
visible radiation — electromagnetic radiation that causes the sensation of sight; light. It has wavelengths between about 380 and 780 nanometres
visually impaired — (of a person) having reduced vision so severe as to constitute a handicap.
voidable contract — a contract or agreement that is capable of being made of no legal effect or made void
vulcan death grip — (jargon) A variant of Vulcan nerve pinch derived from a Star Trek classic epsisode where a non-existant "Vulcan death grip" was used to fool Romulans that Spock had killed Kirk.
well-investigated — to examine, study, or inquire into systematically; search or examine into the particulars of; examine in detail.
with a heavy hand — in a heavy manner; without delicacy or grace
wood preservative — a coating applied to timber as a protection against decay, insects, weather, etc
yesterday evening — during the evening of the day preceding today

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