13-letter words containing g, a, r, o, y
- heresiography — a treatise on heresy.
- horologically — of or relating to horology.
- hydrocracking — the cracking of petroleum or the like in the presence of hydrogen.
- hydrofracking — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydrogenating — Present participle of hydrogenate.
- hydrogenation — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hygrometrical — Alternative form of hygrometric.
- hypermegasoma — gigantism.
- inorganically — In an inorganic manner.
- interrogatory — conveying or expressing a question; interrogative.
- investigatory — to examine, study, or inquire into systematically; search or examine into the particulars of; examine in detail.
- isoamyl group — the univalent group C 5 H 11 .
- laryngectomee — someone who has had a laryngectomy
- laryngologist — A person who studies or specializes in laryngology; a subspeciality of otorhinolaryngology.
- laryngoscopes — Plural form of laryngoscope.
- laryngoscopic — Of or pertaining to laryngoscopy.
- laryngotomies — Plural form of laryngotomy.
- lauroyl group — the monovalent organic group C 12 H 23 O–, derived from lauric acid.
- legionary ant — army ant
- leigh-mallory — Sir Trafford Leigh [traf-erd lee] /ˈtræf ərd li/ (Show IPA), 1892–1944, British Air Force officer.
- logarithmancy — Divination using logarithms.
- lymphographic — of or relating to lymphography
- malonyl group — the bivalent group C 3 H 2 O 2 , derived from malonic acid.
- martagon lily — Turk's-cap lily.
- martyrologies — Plural form of martyrology.
- matagorda bay — a bay in SE Texas, at the mouth of the Colorado River, separated from the Gulf of Mexico by the Matagorda Peninsula. About 50 miles (80 km) long.
- megacaryocyte — Alternative form of megakaryocyte.
- megakaryocyte — a large bone-marrow cell having a lobulate nucleus, regarded as the source of blood platelets.
- megasporocyte — a diploid cell in plants that undergoes meiosis to create four haploid megaspores.
- metallography — the study of the structure of metals and alloys by means of microscopy.
- molly maguire — Irish History. a member of a secret terrorist society organized in Ireland in 1843 to prevent evictions by the government: so called because the members disguised themselves as women.
- money-changer — a person whose business is the exchange of currency, usually of different countries, at a fixed or official rate.
- moneychangers — Plural form of moneychanger.
- morgan le fay — the fairy sister of King Arthur.
- multicategory — (mathematics) A generalization of the concept of category that allows morphisms of multiple arity.
- myocardiogram — the graphic record produced by a myocardiograph.
- myringoplasty — (surgery) The closure of the perforation of pars tensa of the tympanic membrane.
- mythographies — Plural form of mythography.
- nasopharynges — Plural form of nasopharynx.
- non-budgetary — an estimate, often itemized, of expected income and expense for a given period in the future.
- non-signatory — having signed, or joined in signing, a document: the signatory powers to a treaty.
- nonobligatory — Not obligatory; not required; optional.
- nosogeography — the study of the geographical causes and distribution of diseases.
- objurgatively — In an objurgative or reproving manner.
- on your guard — If you are on your guard or on guard, you are being very careful because you think a situation might become difficult or dangerous.
- opisthography — the practice of writing on the front and back of a parchment or papyrus
- orange roughy — a marine food fish, Hoplosthenus atlanticus, of S Pacific waters
- orchesography — a written study of dancing
- ordinary gain — An ordinary gain is a gain in the course of normal business.
- organotherapy — the branch of therapeutics that deals with the use of remedies prepared from the organs of animals, as from the thyroid gland, the pancreas, or the suprarenal bodies.