13-letter words containing s, r, d
- pseudepigraph — a book or piece of writing that is falsely titled or credited
- pseudo-colour — an artificial colour
- pseudo-heroic — Also, heroical. of, relating to, or characteristic of a hero or heroine.
- pycnidiospore — the fruiting body of certain fungi, which contains spore-bearing cells
- quadragesimal — of, relating to, or suitable for Lent; Lenten.
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadrifarious — having four parts
- quadriphonics — quadraphony.
- quadriplegics — Plural form of quadriplegic.
- quaker-ladies — bluet (def 1).
- quasi-federal — pertaining to or of the nature of a union of states under a central government distinct from the individual governments of the separate states, as in federal government; federal system.
- quasi-retired — withdrawn from or no longer occupied with one's business or profession: a retired banker.
- queen's award — either of two awards instituted by royal warrant (1976) for a sustained increase in export earnings by a British firm (Queen's Award for Export Achievement) or for an advance in technology (Queen's Award for Technological Achievement)
- radhakrishnan — Sir Sarvepalli [suhr-vuh-puhl-ee] /ˌsʌr vəˈpʌl i/ (Show IPA), 1888–1975, president of India 1962–67.
- radiationless — not emitting or producing radiation
- radiesthesist — a practitioner of radiesthesia
- radio compass — a radio receiver with a directional antenna for determining the bearing of the receiver from a radio transmitter.
- radio silence — the absence, usually deliberately maintained, of radio transmissions
- radio station — station (def 8).
- radiopacities — opaque to radiation; visible in x-ray photographs and under fluoroscopy (opposed to radiotransparent).
- radius vector — Mathematics. the length of the line segment joining a fixed point or origin to a given point.
- ragged school — (in Britain, formerly) a free elementary school for poor children
- raison d'etat — a purely political reason for governmental action, based on the national interest and often violating principles of justice.
- raison d'etre — reason or justification for being or existence: Art is the artist's raison d'être.
- random access — designating or of a volatile memory that allows data to be accessed directly and does not require following a sequence of storage locations
- random sample — a statistical sample that is devised to avoid interference so that its distribution is affected only by, and so can be held to represent, that of the whole population
- random-access — direct-access.
- rapid transit — a system of public transportation in a metropolitan area, usually a subway or elevated train system.
- rayleigh disc — a small light disc suspended in the path of a sound wave, used to measure the intensity of the sound by analysing the resulting deflection of the disc
- rayleigh disk — a small circular disk, usually of mica, that is suspended from a fiber and tends to be deflected at right angles to a stream of air, indicating by its deflection the intensity of a sound wave.
- re-instructed — to furnish with knowledge, especially by a systematic method; teach; train; educate.
- read a lesson — to censure or reprimand, esp in a long-winded manner
- reading glass — a magnifying glass that people use to enlarge text to make it easier to read
- reading speed — the rate at which something is read, often expressed in terms of words per minute. Reading speed is usually determined by the purpose of reading (for comprehension, learning, memorization, etc)
- reality-based — (especially of television) portraying or alleging to portray events as they actually happened.
- reconsecrated — to make or declare sacred; set apart or dedicate to the service of a deity: to consecrate a new church building.
- reconsolidate — to bring together (separate parts) into a single or unified whole; unite; combine: They consolidated their three companies.
- reconstituted — constituted again, especially of a liquid product made by adding water to dry solids from which the water has been evaporated: reconstituted orange juice.
- record sleeve — the outer covering of a phonograph record
- recrudescence — breaking out afresh or into renewed activity; revival or reappearance in active existence.
- rectitudinous — characterized by or given to rectitude.
- red corpuscle — a red blood cell.
- red delicious — a deep-red type of Delicious apple.
- red sea bream — either of two fish of the family Sparidae, Pagrus major and Pagellus bogaraveo. Pagrus major is a popular food fish in Japan, Taiwan and Spain
- redemonstrate — to make evident or establish by arguments or reasoning; prove: to demonstrate a philosophical principle.
- redescription — the act of redescribing
- redesignation — an act of designating.
- redisposition — the withdrawal and redistribution of armed forces with the aim of more effective use
- redissolution — the act of redissolving
- redistricting — to divide anew into districts, as for administrative or electoral purposes.