16-letter words containing p, o, l, r

spectroheliogram — a photograph of the sun made with a spectroheliograph.
spiritualization — to make spiritual.
splanchnopleural — the double layer formed by the association of the lower layer of the lateral plate of mesoderm with the underlying entoderm, which develops into the embryonic viscera.
spotted mackerel — a small mackerel, Scomberomorus queenslandicus, of northern Australian waters
spring snowflake — a European amaryllidaceous plant, Leucojum vernum, with white nodding bell-shaped flowers
sql access group — (body) The origanisaton which defined Call-Level Interface, on which ODBC is based. It is now part of X/Open.
stenothermophile — a stenothermophilic bacterium.
still photograph — a photograph taken from a cinema film which is used for publicity purposes
stonecrop family — the plant family Crassulaceae, characterized by succulent herbaceous plants and shrubs with simple, fleshy leaves, clusters of small flowers, and dry, dehiscent fruit, and including hen-and-chickens, houseleek, kalanchoe, live-forever, orpine, sedum, and stonecrop.
stop-limit order — stop order.
subtropical high — one of several highs, as the Azores and Pacific highs, that prevail over the oceans at latitudes of about 30 degrees N and S. Also called subtropical anticyclone. Compare high (def 37).
sugar plantation — a large area of land where sugar is grown
sulfanilyl group — the para form of the group C 6 H 6 NO 2 S–, derived from sulfanilic acid.
sulphur trioxide — a white corrosive substance existing in three crystalline forms of which the stable (alpha-) form is usually obtained as silky needles. It is produced by the oxidation of sulphur dioxide, and is used in the sulphonation of organic compounds. Formula: SO3
sulu archipelago — an island group in the SW Philippines, separating the Sulawesi Sea from the Sulu Sea. 1086 sq. mi. (2813 sq. km). Capital: Jolo.
summer complaint — an acute condition of diarrhea, occurring during the hot summer months chiefly in infants and children, caused by bacterial contamination of food and associated with poor hygiene.
sun in splendour — a representation of the sun with rays and a human face
superciliousness — haughtily disdainful or contemptuous, as a person or a facial expression.
superior general — the superior of an order or congregation.
supernationalism — an extreme or fanatical loyalty or devotion to a nation.
supranationalism — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
telephone number — digits dialled to reach sb by phone
telespectroscope — a combination of a telescope and a spectroscope, used for spectroscopic analysis of radiation from stars and other celestial bodies
tephrochronology — a geochronologic technique based on the dating of layers of volcanic ash.
terminal adaptor — (networking, hardware) (TA) Equipment used to adapt Integrated Services Digital Network (ISDN) Basic Rate Interface (BRI) channels to existing terminal equipment standards such as EIA-232 and V.35. A Terminal Adaptor is typically packaged like a modem, either as a stand-alone unit or as an interface card that plugs into a computer or other communications equipment (such as a router or PBX). A Terminal Adaptor does not interoperate with a modem; it replaces it.
the first couple — the US president and their spouse
the gospel truth — the unquestionable truth
the yellow press — (formerly) popular newspapers publishing sensational stories
thermoacidophile — any organism, especially a type of archaebacterium, that thrives in strongly acidic environments at high temperatures.
thermoplasticity — soft and pliable when heated, as some plastics, without any change of the inherent properties.
three-point line — Basketball. a field goal worth three points, made from behind a specified line (three-point line)
three-point play — a play in which a player sinks the free throw that was awarded when the player was fouled while scoring a basket.
thrombophlebitis — the presence of a thrombus in a vein accompanied by inflammation of the vessel wall.
throw for a loop — a portion of a cord, ribbon, etc., folded or doubled upon itself so as to leave an opening between the parts.
tightrope walker — performer who walks on high wire
to bite your lip — If you bite your lip or your tongue, you stop yourself from saying something that you want to say, because it would be the wrong thing to say in the circumstances.
to blow your top — If someone blows their top, they become very angry about something.
to play for time — If you play for time, you try to make something happen more slowly, because you do not want it to happen or because you need time to think about what to do if it happens.
topsail schooner — a sailing vessel fore-and-aft rigged on all of two or more masts with square sails above the foresail, and often with a square sail before the foresail.
torsion pendulum — a pendulum the weight of which is rotated alternately in opposite directions through a horizontal plane by the torsion of the suspending rod or spring: used for clocks intended to run a long time between windings.
transport police — the national police force for railways in Britain, which protects rail operators, staff and passengers
trapezoidal rule — a numerical method for evaluating the area between a curve and an axis by approximating the area with the areas of trapezoids.
trial separation — an experimental period of living apart
triple-expansion — noting a power source, especially a steam engine, using the same fluid at three successive stages of expansion to do work in three or more cylinders.
troop the colors — to parade the colors, or flag, before troops
tropical cyclone — a cyclone that originates over a tropical ocean area and can develop into the destructive storm known in the U.S. as a hurricane, in the western Pacific region as a typhoon, and elsewhere by other names. Compare extratropical cyclone, hurricane (def 1), willy-willy.
two-body problem — the problem of calculating the motions of two bodies in space moving solely under the influence of their mutual gravitational attraction.
two-percent milk — Two-percent milk is milk from which some of the cream has been removed.
twofold purchase — a purchase using a double standing block and a double running block so as to give a mechanical advantage of four or five, neglecting friction, depending on whether the hauling is on the standing block or the running block.
ultramicroscopic — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.

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