13-letter words containing a, r, o, n, s, d
- prediagnostic — of, relating to, or used in diagnosis.
- prison warder — an officer in charge of prisoners in a jail
- promised land — Heaven.
- pros and cons — The pros and cons of something are its advantages and disadvantages, which you consider carefully so that you can make a sensible decision.
- prostaglandin — Biochemistry. any of a class of unsaturated fatty acids that are involved in the contraction of smooth muscle, the control of inflammation and body temperature, and many other physiological functions.
- prosthodontia — the branch of dentistry that deals with the restoration and maintenance of oral function by the replacement of missing teeth and other oral structures by artificial devices.
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadriphonics — quadraphony.
- radiationless — not emitting or producing radiation
- radio silence — the absence, usually deliberately maintained, of radio transmissions
- radio station — station (def 8).
- 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.
- read a lesson — to censure or reprimand, esp in a long-winded manner
- 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.
- redemonstrate — to make evident or establish by arguments or reasoning; prove: to demonstrate a philosophical principle.
- redesignation — an act of designating.
- rhodesian man — an extinct Pleistocene human whose cranial remains were found at Kabwe, in Zambia: formerly in some classifications Homo rhodesiensis but now considered archaic Homo sapiens.
- robben island — a small island in South Africa, 11 km (7 miles) off the Cape Peninsula: formerly used by the South African government to house political prisoners
- rogation days — Usually, rogations. Ecclesiastical. solemn supplication, especially as chanted during procession on the three days (Rogation Days) before Ascension Day.
- rose d'anvers — a gem having a rose cut of 12 or fewer facets.
- rose mandarin — (in the Chinese Empire) a member of any of the nine ranks of public officials, each distinguished by a particular kind of button worn on the cap.
- sacred baboon — hamadryas baboon.
- saint leonard — a city in S Quebec, in E Canada: suburb of Montreal.
- salmon ladder — a series of steps in a river designed to enable salmon to bypass a dam and move upstream to their breeding grounds
- sarcodinians' — belonging or pertaining to the protist phylum Sarcodina, comprising protozoa that move and capture food by forming pseudopodia.
- scalenohedral — a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle.
- scalenohedron — a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle.
- scandalmonger — a person who spreads scandal or gossip.
- scarfed joint — a lapped joint between two pieces of timber made by notching or grooving the ends and strapping, bolting, or gluing the two pieces together
- scotland yard — a short street in central London, England: formerly the site of the London police headquarters, which were removed 1890 to a Thames embankment (New Scotland Yard, ).
- second nature — an acquired habit or tendency in one's character that is so deeply ingrained as to appear automatic: Neatness is second nature to him.
- second of arc — second2 (def 4).
- second papers — the documents by which an alien formerly made application for U.S. citizenship after having earlier filed a declaration of intention
- second reader — the elected official of a church or society who conducts services and reads from the Scriptures.
- second-grader — a pupil who is in the second grade
- secondary era — the period from the beginning of the Triassic to the end of the Cretaceous
- self-enamored — to fill or inflame with love (usually used in the passive and followed by of or sometimes with): to be enamored of a certain lady; a brilliant woman with whom he became enamored.
- self-ordained — to invest with ministerial or sacerdotal functions; confer holy orders upon.
- send away for — order by post
- senza sordino — a musical direction to remove or play without the mute or (on the piano) with the sustaining pedal pressed down
- serodiagnosis — a diagnosis involving tests on blood serum or other serous fluid of the body.
- shaft encoder — A shaft encoder is a sensor for measuring how fast a shaft rotates.
- sharp-tongued — characterized by or given to harshness, bitterness, or sarcasm in speech.
- shrove monday — the Monday before Ash Wednesday.
- shrove sunday — the Sunday before Ash Wednesday; Quinquagesima.