13-letter words containing ro
- ground return — Ground return is the return path for an electrical circuit made by connections to ground at each end.
- ground sluice — a trench, cut through a placer or through bedrock, through which a stream is diverted in order to dislodge and wash the gravel.
- ground stroke — a stroke made by hitting the ball after it has bounced from the ground. Compare volley (def 4b).
- ground tackle — equipment, as anchors, chains, or windlasses, for mooring a vessel away from a pier or other fixed moorings.
- ground troops — soldiers positioned on the ground
- ground-to-air — (of weapons) designed to be fired at aircraft from the ground
- groundbreaker — a person who is an originator, innovator, or pioneer in a particular activity.
- 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.
- groundkeepers — Plural form of groundkeeper.
- groundnut oil — a mild-tasting oil extracted from peanuts and used in cooking
- groundskeeper — a person who is responsible for the care and maintenance of a particular tract of land, as an estate, a park, or a cemetery.
- groundstrokes — Plural form of groundstroke.
- groundworkers — Plural form of groundworker.
- group annuity — a plan in which the members of a group, usually employees of the same company, receive annuities upon retirement.
- group captain — an officer holding commissioned rank senior to a wing commander but junior to an air commodore in the RAF and certain other air forces
- group of five — France, Japan, UK, US, and Germany acting as a group to stabilize their currency exchange rates
- 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.
- growing pains — If a person or organization suffers from growing pains, they experience temporary difficulties and problems at the beginning of a particular stage of development.
- growing point — the undifferentiated end of a root, shoot, or vegetative axis consisting of a single cell or group of cells that divide to form primary meristematic tissue.
- growth factor — any of various proteins that promote the growth, organization, and maintenance of cells and tissues.
- growth market — a rapidly expanding market
- growth shares — ordinary shares with good prospects of appreciation in yield and value
- gulf of saros — an inlet of the Aegean in NW Turkey, north of the Gallipoli Peninsula. Length: 59 km (37 miles). Width: 35 km (22 miles)
- gulf-of-saros — Gulf of, an inlet of the Aegean, N of the Gallipoli Peninsula. 37 miles (60 km) long; 22 miles (35 km) wide.
- gynandromorph — an individual exhibiting morphological characteristics of both sexes.
- 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
- haber process — a process for synthesizing ammonia from gaseous nitrogen and hydrogen under high pressure and temperature in the presence of a catalyst.
- haemarthrosis — Alternative form of hemarthrosis.
- hampton roads — a channel in SE Virginia between the mouth of the James River and Chesapeake Bay: battle between the Monitor and the Virginia 1862.
- hand controls — a set of controls in some cars, operated by hand, that have the same function as the accelerator, brake, and clutch pedals
- harold burton — Harold Hitz [hits] /hɪts/ (Show IPA), 1888–1964, associate justice of the U.S. Supreme Court 1945–58.
- haute-garonne — a department in S France. 2458 sq. mi. (6365 sq. km). Capital: Toulouse.
- heart problem — a defect or disease of the heart
- heart trouble — cardiac condition
- heartbrokenly — In a heartbroken manner.
- hedge sparrow — the dunnock.
- 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.
- heliotropical — heliotropic
- hendecahedron — a solid figure having 11 faces.
- hermaphrodism — the condition of being a hermaphrodite.
- hermaphrodite — an individual in which reproductive organs of both sexes are present. Compare pseudohermaphrodite.
- hermaphrodyte — (archaic) alternative spelling of hermaphrodite.
- hero sandwich — a large sandwich, usually consisting of a small loaf of bread or long roll cut in half lengthwise and containing a variety of ingredients, as meat, cheese, lettuce, and tomatoes.
- herod agrippa — (Julius Agrippa) c10 b.c.–a.d. 44, king of Judea 41–44 (grandson of Herod the Great).
- herod antipas — died after a.d. 39, ruler of Galilee, a.d. 4–39: ordered the execution of John the Baptist and participated in the trial of Jesus.
- heroic stanza — elegiac stanza.
- heroin addict — sb dependent on heroin