12-letter words containing o, p, e, i
- beyond price — invaluable or priceless
- bibliopegist — a bookbinder
- bicycle shop — a shop that sells and usually repairs bicycles and bicycle parts
- bimorph cell — a piezoelectric transducer consisting of two crystals cemented together, used in microphones, headphones, loudspeakers, etc. to convert vibrations into a voltage output or to convert a signal voltage into vibrations that can produce audible sounds
- biogeography — the branch of biology concerned with the geographical distribution of plants and animals
- biopesticide — a naturally occurring or derived substance or an organism that controls pests by nontoxic means
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- bird of prey — A bird of prey is a bird such as an eagle or a hawk that kills and eats other birds and animals.
- bird-spotter — a bird-watcher
- blue pointer — a large shark, Isuropsis mako, of Australian coastal waters, having a blue back and pointed snout
- body repairs — repairs to the bodywork of cars
- bomber pilot — the pilot of a bomber
- book-keeping — the skill or occupation of maintaining accurate records of business transactions
- bubble point — the temperature at which bubbles just start to appear in a heated liquid mixture
- bullet point — A bullet point is one of a series of important items for discussion or action in a document, usually marked by a square or round symbol.
- buying power — the amount of services or goods a company, person, group or currency is able to purchase
- buying-power — Also called buying power. the ability to purchase goods and services.
- caesalpinoid — of, relating to, or belonging to the Caesalpinoideae, a mainly tropical subfamily of leguminous plants that have irregular flowers: includes carob, senna, brazil, cassia, and poinciana
- campodeiform — resembling insects of the genus Campodea
- cancerphobia — an excessive fear of getting cancer
- canine corps — a military or law enforcement body which uses dogs for the detection of explosives or drugs or for security, tracking, etc
- cape comorin — a headland at the southernmost point of India, in Tamil Nadu state
- cape sounion — Cape, a cape in E central Greece, SE of Athens, at the tip of the Attica peninsula, in W Aegean Sea.
- capillaceous — having numerous filaments resembling hairs or threads
- capitol peak — a mountain in W central Colorado, in the Elk range of the Rocky Mountains. 14,130 feet (4310 meters).
- capricornean — born under or characteristic of Capricorn
- captiousness — The state of being captious.
- cardioplegia — deliberate arrest of the action of the heart, as by hypothermia or the injection of chemicals, to enable complex heart surgery to be carried out
- cassiopeia a — a very strong radio and X-ray source in the constellation Cassiopeia, identified as the remnant of a supernova thought to have occurred in the late 17th century
- castile soap — a hard soap made from olive oil and sodium hydroxide
- cataphoresis — electrophoresis
- cebocephalic — Exhibiting or relating to cebocephaly.
- cephalopodic — relating to or resembling a cephalopod
- ceratopsians — Plural form of ceratopsian.
- ceroplastics — the art of wax modelling
- chairpersons — Plural form of chairperson.
- chalcopyrite — a widely distributed yellow mineral consisting of a sulphide of copper and iron in tetragonal crystalline form: the principal ore of copper. Formula: CuFeS2
- change point — a point to which a foresight and backsight are taken in levelling; turning point
- cheiloplasty — plastic surgery of the lip.
- chemotrophic — any organism that oxidizes inorganic or organic compounds as its principal energy source.
- chemotropism — the growth response of an organism, esp a plant, to a chemical stimulus
- chicken coop — a coop for chickens.
- childproofed — Simple past tense and past participle of childproof.
- chili powder — Chili powder is a very hot-tasting powder made mainly from dried chilies. It is used in cooking.
- chinese copy — an exact copy of an original
- chirographer — Alternative form of chirographist.
- chiropterans — Plural form of chiropteran.
- chisel point — a nail or spike with the point formed by two flat inclined sides meeting at a sharp angle.
- chlorapatite — (mineral) A variety of apatite containing chloride instead of fluoride.
- chlorospinel — a variety of spinel used as a gem, colored grass-green by the presence of copper.