21-letter words containing a, b, s, c, i
- optical double (star) — double star (sense 2)
- pick someone's brains — to obtain information or ideas from someone
- pipelined burst cache — Pipeline Burst Cache
- potassium bicarbonate — a white, crystalline, slightly alkaline, salty-tasting, water-soluble powder, KHCO 3 , produced by the passage of carbon dioxide through an aqueous potassium carbonate solution: used in cookery as a leavening agent and in medicine as an antacid.
- public address system — loudspeaker
- public administration — the implementation of public policy, largely by the executive branch.
- public health service — the agency that is responsible for the health of the general public
- public transportation — means of fare-paying travel
- public-address system — a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
- push the panic button — an alarm button for use in an emergency, as to summon help.
- put sb in their place — If you put someone in their place, you show them that they are less important or clever than they think they are.
- recompression chamber — hyperbaric chamber.
- saponification number — the number of milligrams of potassium hydroxide required to saponify one gram of a given ester, especially a glyceride.
- satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
- snr bandwidth product — (communications) The integral of the SNR over frequency. The SNR bandwidth product is an important limit in the capacity of a communication channel.
- socialist labor party — a U.S. political party, organized in 1874, advocating the peaceful introduction of socialism.
- space shuttle orbiter — orbiter (def 1).
- spicebush swallowtail — a swallowtail butterfly, Papilio troilus, having a dark body with yellow spots on the forewings and greenish hind wings.
- splice the main brace — to join together or unite (two ropes or parts of a rope) by the interweaving of strands.
- stabilization-process — the act or process of stabilizing or the state of being stabilized.
- subliminal perception — perception of or reaction to a stimulus that occurs without awareness or consciousness
- submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
- subsistence allowance — money given in advance to a new soldier, employee, etc., to buy food, clothing, and pay for other necessities while awaiting a first pay.
- substitution instance — an expression so derived from another
- substitution reaction — the replacement of an atom or group of atoms in a compound by another atom or group.
- sympathetic vibration — a vibration induced by resonance.
- tetrabromofluorescein — eosin (def 1).
- the probation service — a criminal justice service that is mainly responsible for dealing with offenders by placing them under the supervision of a probation officer
- to be a hospital case — if you say that someone or something is a hospital case, you mean that they need urgent help because they are doing very badly
- to get back to basics — to revert to a simpler method, eg of living or doing business
- trustee in bankruptcy — a person appointed by a court to administer the property of a bankrupt.
- tubercular meningitis — an infection of the membranes of the central nervous system caused by the bacterium Mycobacterium tuberculosis; features can include fever, headache, and coma
- undesirable discharge — a discharge under other than honorable conditions of a person from military service by administrative action.
- vacation bible school — a religious school conducted by some churches during the summer for students on vacation.
- writ of habeas corpus — law: petition for hearing