12-letter words containing r, e, c, a, t, i
- overdelicate — extremely or excessively delicate: an overdelicate digestive system.
- overdramatic — of or relating to the drama.
- overemphatic — excessive or undue emphasis.
- overmedicate — to treat with medicine or medicaments.
- overreaction — to react or respond more strongly than is necessary or appropriate.
- overreactive — tending to react.
- packet radio — (communications, radio) The use of packet switched communications protocols in large networks (i.e not wireless LANs or Bluetooth) having wireless links to terminals at least. Packet radio is split into amateur packet radio (AX25) and General Packet Radio Service (GRPS).
- pancreatitis — inflammation of the pancreas.
- panspermatic — relating to panspermia
- paracentesis — puncture of the wall of a cavity to drain off fluid.
- paraesthetic — paresthesia.
- paramagnetic — a body or substance that, placed in a magnetic field, possesses magnetization in direct proportion to the field strength; a substance in which the magnetic moments of the atoms are not aligned.
- parasiticide — an agent or preparation that destroys parasites.
- parchmentize — to treat (paper or the like) so that it resembles parchment.
- parity check — a method for detecting errors in data communications or within a computer system by counting the number of ones or zeros per byte or per word, including a special check bit (parity bit) to see if the value is even or odd.
- participable — capable of being shared.
- participance — participation.
- participated — 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.
- participates — 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.
- particolored — having different colors in different areas or patches; variegated: a parti-colored dress.
- particulates — very small particles of a substance, esp those that are produced when fuel is burned
- patriarchate — the office, dignity, jurisdiction, province, or residence of an ecclesiastical patriarch.
- peak traffic — traffic at the time it is most busy
- pectoral fin — (in fishes) either of a pair of fins usually situated behind the head, one on each side, and corresponding to the forelimbs of higher vertebrates.
- pediatrician — a physician who specializes in pediatrics.
- pentacrinoid — a larval crinoid resembling members of the genus Pentacrinus
- perceptional — the act or faculty of perceiving, or apprehending by means of the senses or of the mind; cognition; understanding.
- perfectation — the action or process of becoming or causing to become perfect or complete
- pericarditis — inflammation of the pericardium.
- perichaetial — denoting the leaves in mosses that surround the archegonia and, later, the base of the sporophyte
- perichaetium — a leafy cluster (bracts) around the base of the reproductive organs of some plants, predominantly mosses
- perimetrical — the border or outer boundary of a two-dimensional figure.
- periostracum — the external, chitinlike covering of the shell of certain mollusks that protects the limy portion from acids.
- periphrastic — circumlocutory; roundabout.
- peristomatic — surrounding a leaf's stoma or stomata
- peritrichate — (of bacteria) having flagella on the entire surface.
- pernoctation — the act of staying all night in a place, esp for prayer or as a vigil
- perspectival — a technique of depicting volumes and spatial relationships on a flat surface. Compare aerial perspective, linear perspective.
- perspicacity — keenness of mental perception and understanding; discernment; penetration.
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- petrifaction — the act or process of petrifying; the state of being petrified.
- petrifactive — having the ability to turn substances into stone
- pharmaceutic — pertaining to pharmacy or pharmacists.
- pharmacolite — hydrous calcium arsenate, 2CaO⋅As 2 O 5 ⋅5H 2 O, formed by natural alteration of mineral deposits containing arsenopyrite and arsenical ores of cobalt and silver.
- phylacteries — Judaism. either of two small, black, leather cubes containing a piece of parchment inscribed with verses 4–9 of Deut. 6, 13–21 of Deut. 11, and 1–16 of Ex. 13: one is attached with straps to the left arm and the other to the forehead during weekday morning prayers by Orthodox and Conservative Jewish men.
- pi character — any special character, such as an accent or mathematical symbol, which is not normally obtained in a standard type fount
- pictorialize — to make pictorial; illustrate or represent with or as if with pictures.
- picture card — face card
- picture rail — bar from which pictures are hung
- picture sash — a large window sash, as for a picture window.