13-letter words containing r, y, o
- geometrically — of or relating to geometry or to the principles of geometry.
- geomorphology — the study of the characteristics, origin, and development of landforms.
- geostationary — of or relating to a satellite traveling in an orbit 22,300 miles (35,900 km) above the earth's equator: at this altitude, the satellite's period of rotation, 24 hours, matches the earth's and the satellite always remains in the same spot over the earth: geostationary orbit.
- gerodontology — the branch of dentistry dealing with aging and aged persons.
- gesticulatory — Making a lot of gesticulations.
- giorgi system — a system of units based on the metre, kilogram, second, and ampere, in which the magnetic constant has the value 4π × 10–7 henries per metre. It was used as a basis for SI units
- give priority — If you give priority to something or someone, you treat them as more important than anything or anyone else.
- glove factory — a factory where gloves are made
- glycoproteins — Plural form of glycoprotein.
- god's country — an area or region supposed to be favored by God, especially a naturally beautiful rural area.
- golden remedy — a very successful way of dealing with a problem
- gone to glory — dead
- goodheartedly — In a goodhearted manner.
- goodhumoredly — In a good-humored manner.
- goodnaturedly — In a good-natured manner.
- governability — to rule over by right of authority: to govern a nation.
- grandmotherly — of or characteristic of a grandmother.
- gravity clock — a clock driven by its own weight as it descends a rack, cord, incline, etc.
- grease monkey — a mechanic, especially one who works on automobiles or airplanes.
- great society — the goal of the Democratic Party under the leadership of President Lyndon B. Johnson, chiefly to enact domestic programs to improve education, provide medical care for the aged, and eliminate poverty.
- greek cypriot — a Cypriot of Greek descent
- grey-thompson — Tanni (Carys Davina) Baroness. born 1969, Welsh wheelchair athlete; won eleven gold medals for Britain in wheelchair racing in the Paralympic Games (1988–2004); a crossbench peer in the House of Lords since 2010
- grocery store — supermarket, food shop
- gross anatomy — the branch of anatomy that deals with structures that can be seen with the naked eye.
- ground cherry — Also called husk tomato. any of several plants belonging to the genus Physalis, of the nightshade family, the several species bearing an edible berry enclosed in an enlarged calyx.
- groundhog day — February 2, in most parts of the U.S., the day on which, according to legend, the groundhog first emerges from hibernation. If it is a sunny day and the groundhog sees its shadow, six more weeks of wintry weather are predicted.
- group annuity — a plan in which the members of a group, usually employees of the same company, receive annuities upon retirement.
- group therapy — psychotherapy in which a number of patients discuss their problems together, usually under the leadership of a therapist, using shared knowledge and experiences to provide constructive feedback about maladaptive behavior.
- grylloblattid — a primitive insect of the order Grylloblattidea, having a soft, unpigmented wingless body with long antennae and no eyes, living under stones in moderately high mountains of the western U.S., Japan, and the U.S.S.R.
- gymnospermous — of or relating to a gymnosperm; having exposed or naked seeds.
- gynandromorph — an individual exhibiting morphological characteristics of both sexes.
- gynecocracies — Plural form of gynecocracy.
- gyro repeater — a navigational compass, under the control of a gyroscope, that automatically indicates true north.
- gyrocompasses — Plural form of gyrocompass.
- gyrofrequency — the frequency of rotation of an electron or other charged particle in a magnetic field, directly proportional to the charge of the particle and to the field strength and inversely proportional to the mass of the particle.
- gyromagnetism — the condition or state of being gyromagnetic
- haemodialyzer — a piece of equipment used in haemodialysis to screen the blood to remove unwanted substances
- hallucinatory — pertaining to or characterized by hallucination: hallucinatory visions.
- happy warrior — a person who is undiscouraged by difficulties or opposition.
- harry hotspur — the nickname of Sir Henry Percy
- have eyes for — to be interested in
- he's your man — he's the person needed (for a particular task, role, job, etc)
- heartbrokenly — In a heartbroken manner.
- helen of troy — Also called Helen of Troy. Classical Mythology. the beautiful daughter of Zeus and Leda and wife of Menelaus whose abduction by Paris was the cause of the Trojan War.
- hemacytometer — hemocytometer.
- hemocytometer — an instrument for counting blood cells.
- hemp agrimony — a European composite plant, Eupatorium cannabinum, having dull purplish flowers.
- hepatobiliary — Of, pertaining to, or originating in the liver, bile ducts and gallbladder.
- heresiography — a treatise on heresy.
- hermaphrodyte — (archaic) alternative spelling of hermaphrodite.