13-letter words containing o, p, t, c
- 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.
- pedantocratic — of or relating to pedantocracy
- pedicellation — having a pedicel or pedicels.
- penobscot bay — an inlet of the Atlantic in S Maine. 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
- perchlorinate — to combine with the maximum proportion of chlorine.
- percussionist — a musician who plays percussion instruments.
- perfect storm — a detrimental or calamitous situation or event arising from the powerful combined effect of a unique set of circumstances: a perfect storm battering corporate pension plans.
- perfectionate — to perfect; to make perfect
- perfectionism — any of various doctrines holding that religious, moral, social, or political perfection is attainable.
- perfectionist — a person who adheres to or believes in perfectionism.
- perfunctorily — performed merely as a routine duty; hasty and superficial: perfunctory courtesy.
- 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
- personalistic — Also called personal idealism. a modern philosophical movement locating ultimate value and reality in persons, human or divine.
- 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.
- petrocurrency — money, paid in dollars, earned by a country for the exporting of petroleum
- petrophysical — relating to the analysis of the constitution and characteristics of rocks
- petty officer — navy: non-commissioned officer
- 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.
- pharyngectomy — excision of part or all of the pharynx.
- phelloplastic — an image or a representation that has been fashioned from cork
- philanthropic — of, pertaining to, engaged in, or characterized by philanthropy; benevolent: a philanthropic foundation.
- phlogisticate — to integrate or blend phlogiston with
- phonocamptics — the branch of acoustics dealing with echoes
- phonoreceptor — a receptor stimulated by sound waves.
- photoacoustic — optoacoustic
- photoallergic — photosensitive.
- photochemical — the branch of chemistry that deals with the chemical action of light.
- photochromism — the reversible transformation of something's colour due to exposure to electromagnetic radiation such as sunlight
- photocomposer — a machine for setting type photographically.
- photocopiable — able or legally permitted to be photocopied
- photodetector — photosensor.
- photodynamics — the science dealing with light and its effects on living organisms.
- photoelectric — pertaining to the electronic or other electric effects produced by light.
- photoelectron — an electron emitted from a system by the photoelectric effect.
- photogeologic — of or relating to photogeology
- photoreaction — a chemical reaction that involves or requires light.
- photoreceptor — a receptor stimulated by light.
- photorecorder — a device for making photographic records.
- phototoxicity — damage, esp to the skin, as a result of exposure to light
- photovoltaics — (used with a singular verb) a field of semiconductor technology involving the direct conversion of electromagnetic radiation as sunlight, into electricity.
- phreatophytic — of, possessing the properties of, or relating to a phreatophyte