15-letter words containing a, n, d
- radar astronomy — the branch of astronomy that uses radar to map the surfaces of planetary bodies, as the moon and Venus, and to determine periods of rotation.
- radiant heating — the means of heating objects or persons by radiation in which the intervening air is not heated.
- radio announcer — someone who broadcasts or presents radio programmes
- radio astronomy — the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
- radio frequency — the frequency of the transmitting waves of a given radio message or broadcast.
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
- radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
- radiogoniometer — a device used to detect the direction of radio waves, consisting of a coil that is free to rotate within two fixed coils at right angles to each other
- radiogoniometry — the science of detecting the direction of radio waves
- radioimmunology — the study of biological substances or processes with the aid of antigens or antibodies labeled with a radioactive isotope.
- radioprotection — protection against radiation
- radiosensitizer — a substance, as a drug, that enhances the sensitivity of tissues or cells to radiation therapy.
- radiotechnology — the technical application of any form of radiation to industry.
- random sampling — a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.
- random variable — a quantity that takes any of a set of values with specified probabilities.
- ranfurly shield — (in New Zealand) the premier rugby trophy, competed for annually by provincial teams
- ray-finned fish — any of various bony fishes of the subclass Actinopterygii, having strong slender rays, excluding the coelacanth and lungfish.
- re-adjudication — an act of adjudicating.
- re-demonstrated — to make evident or establish by arguments or reasoning; prove: to demonstrate a philosophical principle.
- reaccreditation — the act or process of reaccrediting something or someone
- read oneself in — to assume possession of a benefice by publicly reading the Thirty-nine Articles
- reading glasses — spectacles
- reading the law — that part of the morning service on Sabbaths, festivals, and Mondays and Thursdays during which a passage is read from the Torah scrolls
- readvertisement — the act or process of advertising something again
- ready-furnished — (of a room, house, office, etc) fitted with furniture before being rented or sold
- recombinant dna — DNA in which one or more segments or genes have been inserted, either naturally or by laboratory manipulation, from a different molecule or from another part of the same molecule, resulting in a new genetic combination.
- reconsideration — to consider again, especially with a view to change of decision or action: to reconsider a refusal.
- reconsolidation — an act or instance of consolidating; the state of being consolidated; unification: consolidation of companies.
- record-breaking — top, most successful
- recording angel — an angel who supposedly keeps a record of every person's good and bad acts
- red sandal wood — the fragrant heartwood of any of certain Asian trees of the genus Santalum, used for ornamental carving and burned as incense.
- redemonstration — the act or circumstance of proving or being proved conclusively, as by reasoning or a show of evidence: a belief incapable of demonstration.
- redetermination — the act of coming to a decision or of fixing or settling a purpose.
- rediscount rate — the rate charged by the Federal Reserve Bank to member banks for rediscounting commercial paper.
- redocumentation — The creation or revision of a semantically equivalent representation within the same relative abstraction level. The resulting forms of representation are usually considered alternate views intended for a human audience.
- reduction ratio — an expression of the number of times by which an original document has been reduced in a microcopy.
- refined fortran — (RF) Similar to Refined C. Research implementations only. "Refined Fortran: Another Sequential Language for Parallel Programming," H.G. Dietz et al, Proc 1986 Intl Conf Parallel Proc, pp.184-191.
- regimental band — a band made up of a military formation varying in size from a battalion to a number of battalions
- registered name — the official or trademark name of something such as a product or company
- reindustrialize — to subject to reindustrialization.
- relational dbms — relational database
- remand prisoner — a prisoner who is sent back into custody (or sometimes admitted to bail) to await trial or continuation of their trial
- remembrance day — (in Canada) November 11, observed as a legal holiday in memory of those who died in World Wars I and II, similar to Veterans Day in the U.S.
- rendering plant — a factory where waste products and livestock carcasses are converted into industrial fats and oils (such as tallow, used to make soap) and other products (such as fertilizer)
- rent-stabilized — regulated by law so that rent increases may not exceed a specified amount.
- repeat offender — A repeat offender is someone who commits the same sort of crime more than once.
- residual income — the remaining income (of a business or person) after necessary debts, expenses, etc, have been paid
- retained income — retained earnings.
- retained object — an object in a passive construction identical with the direct or indirect object in the active construction from which it is derived, as the picture in I was shown the picture, which is also the direct object in the active construction (They) showed me the picture.