14-letter words containing op
- ion propulsion — Rocketry. a projected type of propulsion for vehicles in outer space, the exhaust consisting of positive ions and negative electrons repelled from the vehicle by electrostatic forces, resulting in a very high exhaust velocity.
- iridopupillary — pertaining to the iris and the pupil.
- isentropically — in an isentropic manner
- island-hopping — to travel from island to island, especially to visit a series of islands in the same chain or area.
- james stanhope — James, 1st Earl Stanhope, 1673–1721, British soldier and statesman: prime minister 1717–18.
- jet propulsion — the propulsion of a body by its reaction to a force ejecting a gas or a liquid from it.
- kamloops trout — a variety of rainbow trout found in Canadian lakes
- kastrop-rauxel — Castrop-Rauxel.
- keratinophilic — (of a plant such as a fungus) growing on keratinous substances such as hair, hooves, nails, etc
- kleptoparasite — A bird, insect, or other animal that habitually robs animals of other species of food.
- knockout drops — a drug secretly put into someone's drink to cause stupefaction
- know the ropes — to perceive or understand as fact or truth; to apprehend clearly and with certainty: I know the situation fully.
- lap microphone — a small microphone that may be clipped to the speaker's lapel, pocket, or the like.
- laryngopharynx — the lower part of the pharynx, above the larynx.
- laryngoscopies — Plural form of laryngoscopy.
- late developer — someone, esp a teenager, who matures physically or emotionally at an older age than considered usual
- le misanthrope — a comedy (1666) by Molière.
- leopard lizard — any long-tailed lizard of the genus Gambelia, of the western U.S. and northern Mexico, having the body marked with spots and bars of dark or light brown or black.
- leopard's-bane — any composite plant of the genus Doronicum, of Europe and Asia, having alternate, usually clasping leaves and heads of yellow flowers.
- lepidopterists — Plural form of lepidopterist.
- leucocytopenia — leucopenia
- leukocytopenia — a decrease in the number of white blood cells in the blood.
- leukodystrophy — (medicine) Any of a group of disorders characterized by progressive degeneration of the white matter of the brain, caused by imperfect growth or development of the myelin sheath that acts as an insulator around nerve fibres.
- lip microphone — a microphone designed and shaped to be held close to the mouth, for use in noisy environments
- logic-chopping — the use of excessively subtle argument
- loophole frame — a frame in the opening of a wall enclosing a window and some other opening.
- lopez de ayala — Pedro [pe-th raw] /ˈpɛ ðrɔ/ (Show IPA), 1332–1407, Spanish writer and statesman.
- lopping shears — long-handled pruning shears.
- lugger topsail — a fore-and-aft topsail used above a lugsail.
- lyophilisation — Alternative spelling of lyophilization.
- lyophilization — (of tissue, blood, serum, or the like) to dry by freezing in a high vacuum.
- magnetooptical — Having both magnetic and optical elements.
- major prophets — theology
- malacophyllous — (of plants living in dry regions) having fleshy leaves in which water is stored
- malappropriate — inappropriate
- maldevelopment — malformation
- male menopause — a malaise that allegedly affects men in middle age and is said to be responsible for periods of emotional upset and uncharacteristic behavior.
- mastigophorous — carrying a cane or whip
- matilija poppy — a tree poppy, Romneya coulteri, of California and Mexico, having thin, paperlike leaves and large, solitary, white flowers.
- megascopically — macroscopically
- megasporophyll — a sporophyll producing megasporangia only.
- membranophones — Plural form of membranophone.
- mephistopheles — Medieval Demonology. one of the seven chief devils and the tempter of Faust.
- mercaptopurine — a yellow, crystalline, water-insoluble powder, C 5 H 4 N 4 S, used in the treatment of leukemia.
- metoclopramide — a white crystalline substance, C 1 4 H 2 2 ClN 3 O 2 , used primarily in the symptomatic treatment of certain upper gastrointestinal tract problems, and as an antiemetic.
- metoposcopical — relating to metoposcopy
- metropolitical — metropolitan
- microaerophile — An organism, especially an aerobic bacterium, that lives and thrives in environments low in oxygen.
- microparasites — Plural form of microparasite.
- microparasitic — Of or pertaining to microparasites.