12-letter words containing p, r, o, s, t
- blastosphere — blastula
- booster pump — A booster pump is a pump which is used where pressure is low and needs to be increased.
- boot-scraper — a contraption consisting of an upright metal shape formerly placed outside some houses to enable people to scrape the mud from their boots before going in
- breastplough — a plough driven by the worker's breast, often used to pare turf
- butcher shop — a shop in which meat, poultry, and sometimes fish are sold.
- bypass ratio — the ratio of the amount of air that bypasses the combustion chambers of an aircraft gas turbine to that passing through them
- cataphoreses — Plural form of cataphoresis.
- cataphoresis — electrophoresis
- catastrophal — (rare) Catastrophic.
- catastrophes — Plural form of catastrophe.
- catastrophic — Something that is catastrophic involves or causes a sudden terrible disaster.
- cattleperson — Someone who works with, or rears cattle.
- centrosphere — the portion of the centrosome surrounding the centriole; center of an aster
- ceratopsians — Plural form of ceratopsian.
- ceroplastics — the art of wax modelling
- chapter stop — any of several markers placed at intervals on a DVD film, enabling the viewer to find and select particular scenes
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- charity shop — A charity shop is a shop that sells used goods cheaply and gives its profits to a charity.
- chemotropism — the growth response of an organism, esp a plant, to a chemical stimulus
- chiropterans — Plural form of chiropteran.
- chlorophytes — Plural form of chlorophyte.
- chloroplasts — Plural form of chloroplast.
- choux pastry — a very light pastry made with eggs, used for eclairs, etc
- christophany — an appearance or emergence of Christ following his crucifixion
- christophene — chayote.
- chromatopsia — an irregularity in the ability to see colours properly
- chromoplasts — Plural form of chromoplast.
- chrysophytes — Plural form of chrysophyte.
- chymotrypsin — a powerful proteolytic enzyme secreted from the pancreas in the form of chymotrypsinogen, being converted to the active form by trypsin
- cinque ports — an association of ports on the SE coast of England, originally consisting of Hastings, Romney, Hythe, Dover, and Sandwich, which from late Anglo-Saxon times provided ships for the king's service in return for the profits of justice in their courts. The Cinque Ports declined with the growth of other ports and surrendered their charters in 1685
- clothes prop — a long wooden pole with a forked end, used to raise a line of washing to enable it to catch the breeze
- clothespress — a closet, wardrobe, or chest in which to keep clothes
- co-president — a person who shares the highest position in an organization with another person
- coleopterans — Plural form of coleopteran.
- coleopterist — a person who studies the Coleoptera
- coleopterous — belonging to the order Coleoptera
- comfort stop — a short break on a journey to allow travellers to go to the toilet
- comparatists — Plural form of comparatist.
- comparatives — Plural form of comparative.
- compartments — Plural form of compartment.
- compensatory — Compensatory payments involve money paid as compensation.
- comportments — Plural form of comportment.
- comptrollers — Plural form of comptroller.
- compulsatory — compulsory
- computer bus — bus
- computer sex — (jargon) Two computers interfaced with each other.
- computerised — to control, perform, process, or store (a system, operation, or information) by means of or in an electronic computer or computers.
- computerizes — Third-person singular simple present indicative form of computerize.
- computerless — having no computer
- conscripting — Present participle of conscript.