13-letter words containing o, p, a, c
- participation — an act or instance of participating.
- participatory — to take or have a part or share, as with others; partake; share (usually followed by in): to participate in profits; to participate in a play.
- particleboard — a boardlike building material made by compressing sawdust or wood particles with a resin binder
- partly cloudy — sky: not constantly clear
- party-colored — having different colors in different areas or patches; variegated: a parti-colored dress.
- passe compose — a grammatical construction of French consisting of the present tense of an auxiliary, either avoir or être, followed by a past participle and corresponding in function to both the English present perfect and the English simple past tenses.
- passion cross — Latin cross.
- passive voice — grammar: verb form takes when subject acted upon
- past historic — the simple past
- pastoral care — help with personal needs and problems given by a teacher
- patent office — (often initial capital letters) a governmental agency that administers and regulates patents and trademarks, in the U.S. forming a division of the Department of Commerce.
- pathogenicity — the disease-producing capacity of a pathogen.
- pathognomonic — Medicine/Medical. characteristic or diagnostic of a specific disease: a pathognomonic sign of pneumonia.
- patrifocality — the system or fact of being patrifocal
- patriotically — of, like, suitable for, or characteristic of a patriot.
- peace of mind — reassurance
- peace officer — a civil officer appointed to preserve the public peace, as a sheriff or constable.
- peace process — A peace process consists of all the meetings, agreements, and negotiations in which people such as politicians are involved when they are trying to arrange peace between countries or groups that are fighting with each other.
- peach blossom — the flower of the peach tree: the state flower of Delaware.
- peacock chair — a wicker armchair with a high, circular back.
- peacock plant — a plant, Calathea makoyana, native to Brazil, having leaves that are spotted on the upper surface and purple on the lower surface.
- pearl tapioca — a food substance prepared from cassava in granular, flake, pellet (pearl tapioca) or flour form, used in puddings, as a thickener, etc.
- peccatophobia — an abnormal fear of sinning.
- pedagogically — of or relating to a pedagogue or pedagogy.
- pedantocratic — of or relating to pedantocracy
- pedicellation — having a pedicel or pedicels.
- pencil crayon — coloured pencil
- penobscot bay — an inlet of the Atlantic in S Maine. 30 miles (48 km) long.
- pensacola bay — an inlet of the Gulf of Mexico, in NW Florida. About 30 miles (48 km) long.
- pentastichous — (of plant leaves) arranged in five vertical rows
- pentatonicism — the use of a five-tone scale.
- peptidoglycan — a polymer, consisting of polysaccharide and peptide chains, responsible for the structure of the cell wall of bacteria
- perboric acid — a hypothetical acid, HBO 3 , known only in the form of its salts.
- perchlorinate — to combine with the maximum proportion of chlorine.
- perfectionate — to perfect; to make perfect
- periodic acid — any of a series of acids derived from I 2 O 7 by the addition of water molecules, as HIO 4 or H 5 IO 6 .
- periodic rate — The periodic rate is the interest rate charged for each period, such as monthly or quarterly.
- periodicalist — a writer of articles for periodicals
- perissodactyl — having an uneven number of toes or digits on each foot.
- perscrutation — a very careful exploration or inspection
- personal call — a private phone call
- personal care — assistance in dressing, grooming, etc., provided to elderly, disabled, or other persons who are unable to care for themselves.
- personalistic — Also called personal idealism. a modern philosophical movement locating ultimate value and reality in persons, human or divine.
- perspicacious — having keen mental perception and understanding; discerning: to exhibit perspicacious judgment.
- petrification — the act or process of petrifying; the state of being petrified.
- petrochemical — a chemical substance obtained from petroleum or natural gas, as gasoline, kerosene, or petrolatum.
- petrophysical — relating to the analysis of the constitution and characteristics of rocks
- phallocentric — a doctrine or belief centered on the phallus, especially a belief in the superiority of the male sex.
- phantom stock — an employee bonus expressed as the cash value of a specified amount of company stock to be received at a future date, meant to create employee interest in raising stock prices without giving any stock away.
- pharmacognosy — materia medica (def 2).