Oulipian (en)

referring to Oulipo, a loose gathering of (mainly) French-speaking writers and mathematicians who seek to create works using constrained writing techniques

ousia (en)

(from Greek) analogous to the English concepts of being and ontic used in contemporary philosophy; one of Heidegger's pet concepts (meaning Being)

Outright Monetary Transactions (en)

a program of the European Central Bank under which the bank makes purchases ("outright transactions") in secondary, sovereign bond markets, under certain conditions, of bonds issued by Eurozone member-states; differs from QE in that the goal is not to inject liquidity but rather to fix interest rate differences across the EU

ouvrierism (en)

(communism) The glorification of manual laborers, often in opposition to the leadership of labor or socialist movements

ovate (en)

having an oval outline or ovoid shape, like an egg

Overton window (en)

(also known as the window of discourse) the range of ideas the public will accept; used by media pundits; derived from its originator, Joseph P. Overton (1960–2003),[3] a former vice president of the Mackinac Center for Public Policy

Oxonian (en)

(noun) a student or graduate of Oxford University

pabulum (en)

bland or insipid intellectual fare, entertainment, etc.; pap

pace (en)

(preposition) with due respect to (someone or their opinion), used to express polite disagreement or contradiction (e.g., "narrative history, pace some theorists, is by no means dead")

paeans (en)

songs of praise or triumph; things that expresses enthusiastic praise

palaver (en)

(noun) a long parley usually between persons of different cultures or levels of sophistication / (noun) conference discussion / (noun) idle talk / (noun) misleading or beguiling speech / (verb) to talk profusely or idly / (verb) parley / (verb) to use palaver to; cajole

palimpsest (en)

a manuscript or piece of writing material on which the original writing has been effaced to make room for later writing but of which traces remain

palinode (en)

(noun) an ode or song recanting or retracting something in an earlier poem / (noun) a formal retraction

palliasses (en)

straw mattresses

pallid (en)

(adjective) deficient in color; wan / (adjective) lacking sparkle or liveliness; dull

palmettos (en)

(noun) any of several usually low-growing fan-leaved palms (meaning "little palm" in Spanish)

palpebral (en)

(adjective) of, relating to, or located on or near the eyelids

pampas (en)

(noun) an extensive generally grass-covered plain of temperate South America east of the Andes; prairie / (noun) a South American grass (Cortaderia selloana) often grown for ornament that has showy white panicles borne on tall stems

pandanus (en)

(noun) screw pine - a kind of tropical tree

pandects (en)

(noun) a complete code of the laws of a country or system of law / (noun) a treatise covering an entire subject

panegyric (en)

(noun) a eulogistic oration or writing / (noun) formal or elaborate praise

Panglossian (en)

(adjective) marked by the view that all is for the best in this best of possible worlds; excessively optimistic

panoply (en)

(noun) a complete or impressive collection of things; (historically) a complete set of arms or suit of armor

panoptic (en)

(adjective) being or presenting a comprehensive or panoramic view

panopticon (en)

a type of building designed by English philosopher and social theorist Jeremy Bentham in the late 18th century; allows all (pan-) inmates to be observed (-opticon) by a single watchman without the inmates being able to tell whether or not they are being watched