25-letter words containing a, b, t

public inter national law — Also called public law. the law governing the legal relations between independent states or nations and, increasingly, between these and individuals.
public key infrastructure — (cryptography, communications) (PKI) A system of public key encryption using digital certificates from Certificate Authorities and other registration authorities that verify and authenticate the validity of each party involved in an electronic transaction. PKIs are currently evolving and there is no single PKI nor even a single agreed-upon standard for setting up a PKI. However, nearly everyone agrees that reliable PKIs are necessary before electronic commerce can become widespread.
public relations exercise — something which is done for the sake of attracting favourable publicity
put sb/sth/swh on the map — If you say that someone or something put a person, thing, or place on the map, you approve of the fact that they made it become well-known and important.
put/set sb's mind at rest — To put someone's mind at rest or set their mind at rest means to tell them something that stops them worrying.
raise (or lower) the bar — raise (or lower) the standard of judgment
rehabilitation department — a government department set up after World War II to assist ex-servicemen
rotational quantum number — the quantum number that distinguishes the angular momentum states associated with the rotational motion of a molecule.
rubidium-strontium dating — a radiometric dating method whereby the ratio of rubidium isotope to strontium in a mineral is used to calculate the age of the mineral, based on the rate of radioactive decay of rubidium to strontium.
ruby-throated hummingbird — a small hummingbird, Archilochus colubris, the only hummingbird of eastern North America, having metallic-green upper plumage and a bright red throat in the male.
saddle block (anesthesia) — a method of spinal anesthesia, often used during obstetric delivery, that produces anesthesia in that area of the body that would be in contact with a saddle during horseback riding
saybolt universal seconds — a US measurement of viscosity similar in type to the British Redwood seconds
single wingback formation — an offensive formation in which the wingback lines up outside of and about one yard behind an end, the quarterback lines up lateral to the wingback but about midway between the same end and the center, the fullback is three or four yards behind the middle of the line, and the tailback lines up one yard behind the fullback on the other side of the line from the wingback and quarterback.
spectral band replication — (audio, compression) (SBR) Guessing the nontransmitted higher frequency range of a compressed audio file by some helper bits (transmiited with the stream) and the transmitted base band. SBR allows a restoration (not reconstruction) of the upper frequency range without lots of bits. It was developed by Coding Technology, and is useful for medium and high quality coding at low and medium data rates. It is used by Digital Radio Mondiale and MP3 Pro.
subordinating conjunction — a conjunction introducing a subordinate clause, as when in They were glad when I finished.
subscriber trunk dialling — a service by which telephone subscribers can obtain trunk calls by dialling direct without the aid of an operator
the ball is in sb's court — If you say that the ball is in someone's court, you mean that it is his or her responsibility to take the next action or decision in a situation.
the ball is in your court — you are obliged to make the next move
the calm before the storm — You can use the calm before the storm to refer to a quiet period in which there is little or no activity, before a period in which there is a lot of trouble or intense activity.
the empire state building — a very high skyscraper in New York City
the knives are out for sb — If a lot of people want something unpleasant to happen to someone, for example if they want them to lose their job, you can say that the knives are out for that person.
the length and breadth of — If you say that someone does something or something happens throughout or across the length and breadth of a place, you are emphasizing that it happens everywhere in that place.
thermodynamic equilibrium — the condition of an isolated system in which the quantities that specify its properties, such as pressure, temperature, etc, all remain unchanged
to be better than nothing — If you say that something is better than nothing, you mean that it is not what is required, but that it is better to have that thing than to have nothing at all.
to be in the catbird seat — to be in a very good situation
to be in the driving seat — If you say that someone is in the driving seat, you mean that they are in control in a situation.
to be living proof that … — to show that
to be on first-name terms — (of two people) knowing each other well enough to call each other by their first names, rather than having to use a more formal title.
to be on the naughty step — to experience public disfavour, usually because of perceived wayward behaviour
to give someone a bunk-up — to give someone a competitive advantage in order to help them get on better than they would otherwise have done
to live beyond your means — If someone is living beyond their means, they are spending more money than they can afford. If someone is living within their means, they are not spending more money than they can afford.
to read between the lines — If you read between the lines, you understand what someone really means, or what is really happening in a situation, even though it is not said openly.
touch/cover all the bases — If someone touches all the bases or covers the bases, they deal with everyone or everything involved in a situation.
tribasic sodium phosphate — sodium phosphate (def 3).
under the aegis of sb/sth — Something that is done under the aegis of a person or organization is done with their official support and backing.
verbum sat sapienti (est) — a word to the wise (is) enough
what is sb/sth doing here — If you ask what someone or something is doing in a particular place, you are asking why they are there.
word sense disambiguation — the process of identifying which sense of a word is being used in a particular context
yakut autonomous republic — an autonomous republic in the NE Russian Federation in Asia. 1,198,146 sq. mi. (3,103,200 sq. km). Capital: Yakutsk.

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