12-letter words containing c, a, t, i, o, n
- photomachine — a machine that prints copies of digital photographs
- phycoxanthin — a yellow pigment found in brown seaweeds and types of algae
- pinealectomy — a surgical operation to remove the pineal gland
- placentation — Anatomy, Zoology. the formation of a placenta. the manner of placement or construction of a placenta.
- placentiform — shaped like a placenta, with a flat rounded form
- plainclothes — Plainclothes police officers wear ordinary clothes instead of a police uniform.
- plastocyanin — a blue protein found in green plants and in some bacteria
- platonically — of, relating to, or characteristic of Plato or his doctrines: the Platonic philosophy of ideal forms.
- poeticalness — the characteristic of being poetical
- point charge — an electric charge considered to exist at a single point, and thus having neither area nor volume.
- pointed arch — an arch having a pointed apex.
- polysynaptic — having or involving more than one synapse.
- pontificates — the office or term of office of a pontiff.
- pontificator — the office or term of office of a pontiff.
- porcelainite — Mineralogy. mullite.
- porcellanite — hard and dense rock resembling unglazed porcelain
- port captain — an official in charge of the harbor activities of a seaport.
- post captain — (formerly) a naval officer holding a commission as a captain, as distinct from an officer with the courtesy title of captain
- postaccident — occurring after an accident
- postcolonial — of or relating to the period following a state of colonialism.
- postromantic — of or relating to the period after Romanticism
- postsynaptic — being or occurring on the receiving end of a discharge across the synapse.
- postvaccinal — occurring after a vaccine
- potichomania — the art or process of printing or using paint to decorate the inside of a glass vessel
- practitioner — a person engaged in the practice of a profession, occupation, etc.: a medical practitioner.
- pratincolous — living in a meadow.
- pre-creation — the act of producing or causing to exist; the act of creating; engendering.
- precognizant — having prior cognizance or knowledge of a given thing
- privatdocent — (in German and certain other universities) a private teacher or lecturer recognized by the university but receiving no compensation from it, being remunerated by fees.
- proclamation — something that is proclaimed; a public and official announcement.
- productional — the act of producing; creation; manufacture.
- prostacyclin — a prostaglandin, C 2 0 H 3 2 O 5 , that specifically inhibits the formation of blood clots.
- protactinium — a radioactive, metallic element. Symbol: Pa; atomic number: 91.
- protein-coat — the coiled or polyhedral structure, composed of proteins, that encloses the nucleic acid of a virus.
- puerto rican — an island in the central West Indies: a commonwealth associated with the U.S. 3435 sq. mi. (8895 sq. km). Capital: San Juan. Abbreviation: P.R., PR.
- punctulation — the state of being punctulate
- puncturation — the act of puncturing
- punditocracy — influential media pundits collectively.
- purification — to make pure; free from anything that debases, pollutes, adulterates, or contaminates: to purify metals.
- putrefaction — the act or process of putrefying; the anaerobic decomposition of organic matter by bacteria and fungi that results in obnoxiously odorous products; rotting.
- pyromagnetic — (formerly) thermomagnetic (def 1).
- racemization — the conversion of an optically active substance into an optically inactive mixture of equal amounts of the dextrorotatory and levorotatory forms.
- rambunctious — difficult to control or handle; wildly boisterous: a rambunctious child.
- ramification — the act or process of ramifying.
- ratification — the act of ratifying; confirmation; sanction.
- reactivation — to render active again; revive.
- reallocation — the act of allocating; apportionment.
- recoronation — the act or ceremony of crowning a king, queen, or other sovereign.
- recreational — of or relating to recreation: recreational facilities in the park.
- recuperation — to recover from sickness or exhaustion; regain health or strength.