19-letter words containing r, e, p, a, t, b
- optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- palomar observatory — an astronomical observatory situated on Palomar Mountain in S California, having a 200-inch (508-cm) reflecting telescope and a 48-inch (122-cm) Schmidt telescope.
- pancreatic fibrosis — cystic fibrosis.
- parliament building — structure housing legislative offices
- patrol torpedo boat — PT boat.
- perfoliate bellwort — a slender plant, Uvularia perfoliata, of the lily family, of eastern North America, having pale yellow, bell-shaped flowers.
- peridental membrane — periodontal membrane.
- perpetual debenture — a bond or debenture that can either never be redeemed or cannot be redeemed on demand
- phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- pointe-aux-trembles — a city in S Quebec, in E Canada, N of Montreal, on the St. Lawrence.
- potassium carbonate — a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.
- predicate objective — objective complement.
- protease inhibitors — a drug that inhibits the action of protease, especially any of a class of antiviral drugs that prevent the cleavage and replication of HIV proteins.
- public-interest law — a branch of law that often utilizes class-action suits to protect the interest of a large group or of the public at large, as in matters relating to racial discrimination, air pollution, etc.
- republic of vietnam — the name (from 1955–75) for South Vietnam, as an independent republic, following the division of the country in 1954 into North Vietnam and South Vietnam
- sb's spiritual home — your spiritual home is the place where you feel that you belong, usually because your ideas or attitudes are the same as those of the people who live there
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- southern crab apple — a tree, Malus angustifolia, of the eastern U.S., having oblong leaves, fragrant, pink or rose-colored flowers, and small, round, yellow-green fruit.
- spin quantum number — the quantum number that designates the total angular momentum associated with electron spin and has a value of ½ in units of h /2π.
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- subnuclear particle — any of the elementary particles, including those that do not exist in stable matter but appear as a result of high-energy collisions of other particles or nuclei.
- subtractive process — a process of color photography in which the colors are formed by combination of cyan, yellow, and magenta lights.
- tarnished plant bug — a bug, Lygus lineolaris, of the family Miridae, that is a common and widely distributed pest of alfalfa and other legumes and of peach and other fruit trees.
- telescopic umbrella — an umbrella having parts that telescope
- to be a showstopper — to be very impressive; to be sensational
- to blow a raspberry — If you blow a raspberry, you make a sound by putting your tongue out and blowing, in order to insult someone.
- total probable loss — A total probable loss is the highest degree of loss or damage that is probable if an insured event occurs.
- united presbyterian — a member of the United Presbyterian Church of North America, founded in Pittsburgh in 1858 by a union of two Presbyterian groups.