13-letter words containing r, y, s
- countryperson — Someone who is from a countryside background.
- county prison — the prison of a particular county
- courtesy call — a formal visit
- courtesy card — a privilege card
- cradle scythe — cradle (def 4b).
- crayola books — (publication) A humorous and/or disparaging term for the rainbow series of National Computer Security Center (NCSC) computer security standards. See also Orange Book.
- crop spraying — the spraying of crops with insecticide, fungicide, etc
- cross-country — Cross-country is the sport of running, riding, or skiing across open countryside rather than along roads or around a running track.
- crustaceology — The branch of zoology dealing with crustaceans.
- cryobiologist — A biologist who specializes in cryobiology.
- cryotherapies — Plural form of cryotherapy.
- cryptanalysis — the study of codes and ciphers; cryptography
- cryptesthesia — allegedly paranormal perception, as clairvoyance or clairaudience.
- cryptoanalyst — Alternative form of cryptanalyst.
- cryptoclastic — (of minerals and rocks) composed of microscopic fragments
- crystal class — any of 32 possible types of crystals, classified according to their rotational symmetry about axes through a point
- crystal clear — Water that is crystal clear is absolutely clear and transparent like glass.
- crystal habit — the external shape of a crystal
- crystal pleat — one of a series of fine, permanently pressed pleats of varying widths, usually in a sheer fabric
- crystal-clear — absolutely clear; transparent; lucid.
- crystallinity — of or like crystal; clear; transparent.
- crystallizing — Present participle of crystallize.
- crystalloidal — Relating to a crystalloid.
- cyberactivism — Activism facilitated by the Internet.
- cyberfeminism — A community, philosophy and set of practices concerned with feminist acts in cyberspace.
- cyberneticist — Someone who studies cybernetics.
- cybersecurity — the state of being safe from electronic crime and the measures taken to achieve this
- cybershopping — Shopping by means of computers or the Internet.
- cyberslacking — (informal) Use of the Internet during work hours for unrelated tasks.
- cybersquatter — the registration of a commercially valuable Internet domain name, as a trademark, with the intention of selling it or profiting from its use.
- cyberstalkers — Plural form of cyberstalker.
- cyberstalking — Cyberstalking is the use of the Internet to contact someone or find out information about them in a way that is annoying or frightening.
- cyclospermous — having the embryo curled around the central albumen
- cyclostrophic — pertaining to atmospheric motion in which the centripetal acceleration exactly balances the horizontal pressure force.
- cylinder desk — a desk having a cylinder front, usually a tambour but occasionally of solid wood.
- cylinder seal — a cylindrical seal of stone, clay, or precious stone decorated with linear designs, found in the Middle East and Balkans: dating from about 6000 bc
- cylindraceous — having a form similar to a cylinder
- cysticercosis — a parasitic infection of tissue by the larval form of the pork tapeworm, Taenia Solium, contracted through the ingestion of food or water contaminated by faeces, or by eating infected pork
- cytochemistry — the chemistry of living cells
- cytopharynges — Plural form of cytopharynx.
- daguerrotypes — Plural form of daguerrotype, a misspelling of daguerreotype.
- damage survey — an inspection by an insurance company of something that has been damaged and for which an insurance claim has been made, in order to determine the extent and cause of damage
- danish pastry — Danish pastries are cakes made from sweet pastry. They are often filled with things such as apple or almond paste.
- dare i say it — You use 'dare I say it' when you know that what you are going to say will disappoint or annoy someone.
- data security — the protection of data stored on computers
- days of grace — days permitted by custom for payment of a promissory note, bill of exchange, etc, after it falls due
- decarboxylase — an enzyme that catalyses the removal of carbon dioxide from a compound
- deely boppers — hairband with two bobbing antennae-like attachments
- defervescency — Alternative form of defervescence.
- dehydrogenase — an enzyme, such as any of the respiratory enzymes, that activates oxidation-reduction reactions by transferring hydrogen from substrate to acceptor