13-letter words containing s, p, r, o, g
- mastigophoric — Carrying or wielding a whip.
- megasporangia — a sporangium containing megaspores.
- megasporocyte — a diploid cell in plants that undergoes meiosis to create four haploid megaspores.
- micrographics — the technique of photographing written or printed pages in reduced form to produce microfilm or microfiche.
- microprograms — Plural form of microprogram.
- morphogenesis — the development of structural features of an organism or part.
- mousetrapping — Present participle of mousetrap.
- myringoplasty — (surgery) The closure of the perforation of pars tensa of the tympanic membrane.
- mythographies — Plural form of mythography.
- nasopharynges — Plural form of nasopharynx.
- newgroup wars — /n[y]oo'groop worz/ [Usenet] The salvos of dueling "newgroup" and "rmgroup" messages sometimes exchanged by persons on opposite sides of a dispute over whether a newsgroup should be created net-wide, or (even more frequently) whether an obsolete one should be removed. These usually settle out within a week or two as it becomes clear whether the group has a natural constituency (usually, it doesn't). At times, especially in the completely anarchic alt hierarchy, the names of newsgroups themselves become a form of comment or humour; e.g. the spinoff of alt.swedish.chef.bork.bork.bork from alt.tv.muppets in early 1990, or any number of specialised abuse groups named after particularly notorious flamers, e.g. alt.weemba.
- nitroso group — the univalent group O=N–.
- nonpractising — of or relating to a person who no longer observes or pursues his or her religious faith
- nosogeography — the study of the geographical causes and distribution of diseases.
- ocean springs — a town in SE Mississippi.
- open registry — ship registration under a national flag available to all ships regardless of nationality.
- opening hours — Opening hours are the times during which a shop, bank, library, or bar is open for business.
- opera glasses — small binoculars
- opisthography — the practice of writing on the front and back of a parchment or papyrus
- orchesography — a written study of dancing
- organotropism — Physiology. the attraction of microorganisms or chemical substances to particular organs or tissues of the body.
- orthographies — Plural form of orthography.
- oscillographs — Plural form of oscillograph.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- ostreophagous — oyster-eating
- outprocessing — to end a military tour of duty, accompanied by necessary paperwork: All enlisted soldiers out-process as a class.
- package store — a store selling sealed bottles or other containers of alcoholic beverages that may only be consumed off the premises.
- pangola grass — a grass, Digitaria decumbens, native to southern Africa, cultivated for hay and forage in the southeastern U.S.
- pastel orange — suntan (def 3).
- persona grata — an acceptable person, especially a diplomatic representative acceptable to the government to which he or she is accredited.
- phantasmagory — phantasmagoria.
- pharmacognosy — materia medica (def 2).
- pharyngoscope — an instrument for inspecting the pharynx.
- pharyngoscopy — an examination by means of a pharyngoscope.
- photo-sharing — the publishing of digital photographs on the internet
- phraseologist — a person who treats of or is concerned with phraseology.
- physiographic — the science of physical geography.
- phytoestrogen — an estrogen-like compound occurring naturally in plants of the legume family and in grains, vegetables, and fruits.
- pigeon breast — chicken breast.
- pine grosbeak — a large grosbeak, Pinicola enucleator, of coniferous forests of northern North America and Eurasia, the male of which has rose and gray plumage.
- plagiotropism — plagiotropic tendency or growth.
- plethysmogram — the recording of a plethysmograph.
- pneumogastric — of or relating to the lungs and stomach.
- polysomnogram — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- post-graduate — of, pertaining to, characteristic of, or consisting of post-graduates: a postgraduate seminar.
- post-marriage — (broadly) any of the diverse forms of interpersonal union established in various parts of the world to form a familial bond that is recognized legally, religiously, or socially, granting the participating partners mutual conjugal rights and responsibilities and including, for example, opposite-sex marriage, same-sex marriage, plural marriage, and arranged marriage: Anthropologists say that some type of marriage has been found in every known human society since ancient times. See Word Story at the current entry.
- postage meter — an office machine used in bulk mailing that imprints prepaid postage and a dated postmark.
- postage rates — the rates charged for the delivery of mail, depending on type, weight etc
- postbourgeois — (in Marxist thought) belonging to a period of society after the decline of the bourgeoisie
- postemergence — occurring or applied after emergence of a plant from the soil and before full growth: postemergence frost.