12-letter words containing p, a, s, o
- postal meter — a postal franking machine
- postal order — money order.
- postal union — an international agreement on postal rates and services.
- postbiblical — occurring after the events written about in the Bible, occurring after the Bible was written
- postbrachial — belonging to the arm, foreleg, wing, pectoral fin, or other forelimb of a vertebrate.
- postcardlike — (of a scene) resembling a postcard
- postcardware — Shareware that borders on freeware, in that the author requests only that satisfied users send a postcard of their home town or something. (This practice, silly as it might seem, serves to remind users that they are otherwise getting something for nothing, and may also be psychologically related to real estate "sales" in which $1 changes hands just to keep the transaction from being a gift.)
- postcolonial — of or relating to the period following a state of colonialism.
- postcoronary — of, relating to, or occurring after a heart attack
- postdeadline — the time by which something must be finished or submitted; the latest time for finishing something: a five o'clock deadline.
- postdiluvial — existing or occurring after the biblical Flood
- postdiluvian — existing or occurring after the Biblical Flood.
- postdoctoral — of or relating to study or professional work undertaken after the receipt of a doctorate: postdoctoral courses.
- poster board — a thick, fairly stiff cardboard composed of layers of paper or paper pulp compressed together and typically used to support displays.
- poster paint — an opaque, water-based, typically bright-colored paint with a glue-size or gum binder, that is suitable for use on posters and is usually packaged in jars.
- postfracture — taking place after a fracture
- postgraduate — of, pertaining to, characteristic of, or consisting of post-graduates: a postgraduate seminar.
- posthospital — following treatment in a hospital
- postillation — the writing or preaching of postils
- postimperial — of, relating to, or designating the period after an empire
- postliminary — of or relating to postliminy
- postliterate — of or relating to a (hypothetical) time or stage in society when literacy is no longer necessary or valued
- postmedieval — occurring or existing after the Middle Ages, of or related to the period after the Middle Ages
- postmeridian — of or relating to the afternoon.
- postneonatal — of, relating to, or occurring in the (four week) period after birth
- postorgasmic — of or relating to the period after an orgasm
- postprandial — after a meal, especially after dinner: postprandial oratory; a postprandial brandy.
- postromantic — of or relating to the period after Romanticism
- postsurgical — pertaining to or involving surgery or surgeons.
- postsynaptic — being or occurring on the receiving end of a discharge across the synapse.
- postvaccinal — occurring after a vaccine
- postvagotomy — of or occurring in the period after a vagotomy
- potamologist — a specialist in potamology
- potato crisp — potato chip.
- potato salad — potato chunks in mayonnaise
- powder flask — a small flask of gunpowder formerly carried by soldiers and hunters.
- power assist — a procedure for supplementing or replacing the manual effort needed to operate a device or system, often by hydraulic, electrical, or mechanical means.
- power-stream — to stream and watch (multiple videos, episodes of a TV show, etc.) in one sitting or over a short period of time.
- prairie rose — a climbing rose, Rosa setigera, of the central U.S., having pinkish to white flowers: the state flower of North Dakota.
- prairie soil — a soil that forms in subhumid, temperate regions with tall grass as native vegetation.
- praiseworthy — deserving of praise; laudable: a praiseworthy motive.
- praseodymium — a rare-earth, metallic, trivalent element, named from its green salts. Symbol: Pr; atomic weight: 140.91; atomic number: 59; specific gravity: 6.77 at 20°C.
- pratincolous — living in a meadow.
- praxinoscope — a toy in which a sequence of images, depicted on the inner surface of a cylinder and reflected in a series of mirrors, gives the illusion of motion as the cylinder rotates
- pre-socratic — of or relating to the philosophers or philosophical systems of the period before the Socratic period.
- preadmission — (in a reciprocating engine) admission of steam or the like to the head of the cylinder near the end of the stroke, as to cushion the force of the stroke or to allow full pressure at the beginning of the return stroke.
- precancerous — showing pathological changes that may be preliminary to malignancy.
- precariously — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- precessional — the act or fact of preceding; precedence.
- prediagnosis — Medicine/Medical. the process of determining by examination the nature and circumstances of a diseased condition. the decision reached from such an examination. Abbreviation: Dx.