15-letter words containing a, l, d, r
- class president — the student president of a school or college class
- clear the decks — to prepare for action, as by removing obstacles from a field of activity or combat
- clearheadedness — The quality of being clearheaded.
- climb indicator — an instrument that shows the rate of ascent or descent of an aircraft, operating on a differential pressure principle.
- cloak-and-sword — (of a drama or work of fiction) dealing with characters who wear cloaks and swords; concerned with the customs and romance of the nobility in bygone times.
- closed fracture — simple fracture.
- closed interval — an interval on the real line including its end points, as [0, 1], the set of reals between and including 0 and 1
- closed traverse — a traverse ending at its point of origin.
- clouded leopard — a feline, Neofelis nebulosa, of SE Asia and Indonesia with a yellowish-brown coat marked with darker spots and blotches
- cold-water flat — (formerly) an apartment provided with only cold running water, often in a building with no central heating.
- coldwater-river — a river in NW Mississippi, flowing S to the Tallahatchie River. 220 miles (354 km) long.
- collared lizard — any of several species of long-tailed iguanid lizards of the genus Crotaphytus, of central and western U.S. and northern Mexico, usually having a collar of two black bands.
- colorado beetle — a black-and-yellow beetle, Leptinotarsa decemlineata, that is a serious pest of potatoes, feeding on the leaves: family Chrysomelidae
- colorado desert — an arid region of SE California and NW Mexico, west of the Colorado River. Area: over 5000 sq km (2000 sq miles)
- commercial code — a telegraphic code designed to convey a message with a minimum number of words and thereby reduce toll costs.
- committal order — the document that commits someone to prison
- concealed-carry — the practice of carrying a concealed gun or other weapon in public.
- consideratively — in a considerative manner
- constant dollar — a dollar valued according to its purchasing power in an arbitrarily set year and then adjusted for price changes in other years so that real purchasing power can be compared by giving prices as they would presumably be in the base year.
- contradictively — tending or inclined to contradict; involving contradiction; contradictory.
- contradictorily — asserting the contrary or opposite; contradicting; inconsistent; logically opposite: contradictory statements.
- control command — a keyed instruction conveyed to a computer by using the control key in conjunction with the standard keys
- coolgardie safe — a cupboard with wetted hessian walls for keeping food cool: used esp in Australia
- cordillera real — a range of the Andes, in Bolivia. Highest peak, Illimani, 21,201 feet (6462 meters).
- corn-leaf aphid — a green aphid, Rhopalosiphum maidis, widely distributed in the U.S.: a pest of corn and other grasses.
- coromandel work — lacquer work popular in England c1700 and marked by an incised design filled in with gold and color.
- corps de ballet — In ballet, the corps de ballet is the group of dancers who dance together, in contrast to the main dancers, who dance by themselves.
- could care less — feel(s) the least possible degree of interest, sympathy, etc.
- counterbalanced — Simple past tense and past participle of counterbalance.
- counterblockade — a retaliatory blockade
- countermandable — able to be countermanded
- covaledictorian — A graduating student who shares the position of valedictorian with another student.
- cowper's glands — two small yellowish glands near the prostate that secrete a mucous substance into the urethra during sexual stimulation in males
- cracked gas oil — Cracked gas oil is a gas oil which is formed as one of the products of a gas reaction.
- cradle snatcher — someone who marries or has an affair with a much younger person
- cradle-to-grave — extending throughout one's life, from birth to death: a cradle-to-grave system of health care.
- credibility gap — A credibility gap is the difference between what a person says or promises and what they actually think or do.
- criminal damage — intentionally damaging property that belongs to someone else, including public property
- criminal record — a list of a person's criminal convictions
- critical period — a period in a lifetime during which a specific stage of development usually occurs. If it fails to do so, it cannot readily occur afterwards
- crocodile tears — If someone is crying crocodile tears, their tears and sadness are not genuine or sincere.
- cylinder barrel — the metal casting containing a cylinder of a reciprocating internal-combustion engine
- d. c. power lab — The former site of SAIL. This name was very funny because the obvious connection to electrical engineering was nonexistent - the lab was named after a Donald C. Power. Compare Marginal Hacks.
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- daily newspaper — A daily newspaper is a newspaper that is published every day of the week except Sunday.
- darkling beetle — any of a family (Tenebrionidae) of sluggish, dark beetles that feed on plants at night
- darning needles — a long needle with a long eye used in darning.
- data link layer — (networking) Layer two, the second lowest layer in the OSI seven layer model. The data link layer splits data into frames (see fragmentation) for sending on the physical layer and receives acknowledgement frames. It performs error checking and re-transmits frames not received correctly. It provides an error-free virtual channel to the network layer. The data link layer is split into an upper sublayer, Logical Link Control (LLC), and a lower sublayer, Media Access Control (MAC). Example protocols at this layer are ABP, Go Back N, SRP.
- daughter-in-law — Someone's daughter-in-law is the wife of their son.
- davenport table — a table with drawers, having drop leaves at both ends, often placed in front of or behind a sofa.