13-letter words containing a, p, o, s, t, r
- hydrosulphate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hymenopterans — Plural form of hymenopteran.
- hypercautious — Especially or unreasonably cautious.
- hypsometrical — Of or pertaining to hypsometry.
- impersonality — absence of human character or of the traits associated with the human character: He feared the impersonality of a mechanized world.
- impersonating — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonation — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonators — Plural form of impersonator.
- improvisation — the art or act of improvising, or of composing, uttering, executing, or arranging anything without previous preparation: Musical improvisation involves imagination and creativity.
- improvisatore — An individual who recites impromptu verse, as from a song or poem.
- improvisatori — Plural form of improvisatore.
- improvisatory — of, relating to, or characteristic of an improvisation or improvisator.
- incorporators — one of the signers of the articles or certificate of legal incorporation.
- infraposition — A situation or position beneath.
- inscriptional — Of or pertaining to inscription.
- inspectorates — Plural form of inspectorate.
- inspirational — imparting inspiration.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- insupportably — In an insupportable manner.
- interiorscape — An installation of plants decorating the inside of a building.
- interoperates — Third-person singular simple present indicative form of interoperate.
- interpersonal — of or pertaining to the relations between persons: He has strong interpersonal skills.
- intrapersonal — existing or occurring within the self or within one's mind: People with high intrapersonal intelligence are aware of their strengths and weaknesses. Intrapersonal conflict can lead to emotional stress.
- jasperization — The act or process of jasperizing.
- joseph crater — Joseph Force [fawrs,, fohrs] /fɔrs,, foʊrs/ (Show IPA), 1889–? a judge of the New York State Supreme Court: his mysterious disappearance on August 6, 1930, has never been solved.
- kraft process — a process for making wood pulp by digesting wood chips in an alkaline liquor consisting chiefly of caustic soda together with sodium sulfate.
- lactoproteins — Plural form of lactoprotein.
- laparoscopist — One who carries out laparoscopy.
- laser pointer — a portable laser that emits monochromatic light over a long and narrow distance, used especially as a pointing device.
- leapfrog test — a diagnostic technique using arithmetic or logical operations in a routine to manage the capacity of storage media, transfer data, and check the results.
- lepidopterans — Plural form of lepidopteran.
- louis pasteur — Louis [loo-ee;; French lwee] /ˈlu i;; French lwi/ (Show IPA), 1822–95, French chemist and bacteriologist.
- lycanthropous — Lycanthropic.
- macroparasite — (biology) Any parasite that is visible to the naked eye.
- magnetographs — Plural form of magnetograph.
- magnetosphere — the outer region of the earth's ionosphere, where the earth's magnetic field controls the motion of charged particles, as in the Van Allen belts. Compare magnetopause.
- make sport of — to mock or ridicule; poke fun at
- malabsorption — faulty absorption of nutritive material from the intestine.
- malapropistic — an act or habit of misusing words ridiculously, especially by the confusion of words that are similar in sound.
- master policy — a single policy covering a group of people, typically employees of a company, issued to an employer.
- mastigophoran — Also, mastigophore [mas-ti-guh-fawr, -fohr] /ˈmæs tɪ gəˌfɔr, -ˌfoʊr/ (Show IPA). a protozoan of the phylum Mastigophora.
- mastigophoric — Carrying or wielding a whip.
- matripotestal — of or relating to the authority exercised by a mother or a mother's blood relatives.
- measure up to — to fulfil (expectations, standards, etc)
- meat products — foods that consist of or contain meat
- megasporocyte — a diploid cell in plants that undergoes meiosis to create four haploid megaspores.
- metamorphosed — to change the form or nature of; transform.
- metamorphoses — a series of mythological tales or legends in verse (a.d. 7–8) by Ovid.
- metamorphosis — Biology. a profound change in form from one stage to the next in the life history of an organism, as from the caterpillar to the pupa and from the pupa to the adult butterfly. Compare complete metamorphosis.
- metropolitans — Plural form of metropolitan.