17-letter words containing a, s, t, r, o, n
- association fiber — any of several nerve fibers connecting different areas of the cerebral cortex in the same hemisphere.
- astral projection — the departure of the astral body from the physical body, in order to travel to the astral plane
- astronomical unit — a unit of distance used in astronomy equal to the mean distance between the earth and the sun. 1 astronomical unit is equivalent to 1.495 × 1011 metres or about 9.3 × 107 miles
- astronomical year — year (def 4b).
- at one's own risk — If you tell someone that they are doing something at their own risk, you are warning them that, if they are harmed, it will be their own responsibility.
- at swords' points — ready to quarrel or fight
- attorneys-in-fact — a person authorized by power of attorney to act on the authorizer's behalf outside a court of law.
- attraction sphere — centrosphere (sense 1)
- audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
- australian ballot — an official ballot listing candidates for election to public office and issues, levies, etc., distributed inside the polling place to be marked by the voter in secret: it originated in Australia and is widely used in the U.S.
- australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
- authoritativeness — having due authority; having the sanction or weight of authority: an authoritative opinion.
- aviation industry — a collective term for the companies involved in air transport
- avogadro constant — the number of atoms or molecules in a mole of a substance
- axis of ordinates — y-axis (def 1).
- axis-of-ordinates — y-axis (def 1).
- bachelor's button — any of several plants of a genus (Centaurea) of the composite family, that have scaly, vase-shaped bracts below the white, pink, or blue flowers; esp., the cornflower and knapweed
- bachelor's-button — any of various plants with round flower heads, especially the cornflower.
- back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
- bacteriorhodopsin — a purple protein containing retinal and found in the plasma membrane of certain bacteria (genus Halobacterium): it directly supplies electrochemical energy from sunlight
- barrel distortion — distortion of an image produced by an optical system that causes straight lines at image margins to bulge outwards
- bartholin's gland — either of two small glands near the vaginal opening: during sexual excitement they secrete a mucous lubricating substance
- baseboard heating — a heating system by pipes, through which steam or hot water circulates, near the base of the walls of rooms
- basic proposition — protocol (def 6).
- bathroom fittings — plumbing fixtures or accessories suitable for use in a bathroom
- beat one's brains — to try hard to remember, understand, or solve something
- beat one's breast — to display guilt and remorse publicly or ostentatiously
- bighorn mountains — range of the Rocky Mountains in N Wyo. and S Mont.: highest peak, 13,165 ft (4,013 m)
- binary opposition — a relation between the members of a pair of linguistic items, as a pair of distinctive features, such that one is the absence of the other, as voicelessness and voice, or that one is at the opposite pole from the other, as stridency and mellowness.
- biotransformation — the metabolizing of some substance, esp. a drug, in the body
- bjarne stroustrup — (person) The father of C++ and author of the C++ bible.
- blackout curtains — thick, lined curtains designed to shut out all daylight and keep a room in complete darkness
- blank endorsement — an endorsement on a bill of exchange, cheque, etc, naming no payee and thus making the endorsed sum payable to the bearer
- blood transfusion — A blood transfusion is a process in which blood is injected into the body of a person who is badly injured or ill.
- bluegrass country — region in central Ky. where there is much bluegrass
- boatswain's chair — a seat consisting of a short flat board slung from ropes, used to support a person working on the side of a vessel or in its rigging
- branch delay slot — delayed control-transfer
- break one's heart — to grieve or cause to grieve very deeply, esp through love
- bricks and mortar — You can use bricks and mortar to refer to houses and other buildings, especially when they are considered as an investment.
- british cameroons — a former British trust territory of West Africa
- british columbian — of or relating to British Columbia or its inhabitants
- british-cameroons — German Kamerun. a region in W Africa: a German protectorate 1884–1919; divided in 1919 into British and French mandates.
- brocot escapement — a type of anchor escapement.
- bronze star medal — a U.S. military decoration awarded for heroic or meritorious achievement or service in combat not involving aerial flight
- buncher resonator — See under Klystron.
- buyers' inflation — inflation in which rising demand results in a rise in prices.
- caesarean section — A Caesarean or a Caesarean section is an operation in which a baby is lifted out of a woman's womb through an opening cut in her abdomen.
- carbon offsetting — a program in which a company, country, etc., reduces or offsets its carbon emissions through the funding of activities and projects that improve the environment: Carbon offsetting does not always have a quantifiable impact on the planet.
- cariboo mountains — a mountain range in SW Canada, in SE British Columbia. Highest peak: Mount Sir Wilfrid Laurier, 3520 m (11 549 ft)
- cartesian product — the set of all ordered pairs of members of two given sets. The product A × B is the set of all pairs <a, b> where a is a member of A and b is a member of B