13-letter words containing o, i, r, e, a, c
- pre-columbian — of or relating to the Americas before the arrival of Columbus: pre-Columbian art; pre-Columbian Indians.
- pre-education — the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life.
- pre-political — of, relating to, or concerned with politics: political writers.
- prebasic molt — the molt by which most birds replace all of their feathers, usually occurring annually after the breeding season.
- prebiological — of or relating to chemicals or environmental conditions existing before the development of the first living things.
- precautionary — of, relating to, or characterized by precaution: precautionary measures.
- precious opal — any opal having a play of colors, used as a gemstone.
- precipitation — the act of precipitating; state of being precipitated.
- prediagnostic — of, relating to, or used in diagnosis.
- preexcitation — the act of exciting.
- prefabricator — someone who or an organization that prefabricates
- prefunctional — of or relating to a function or functions: functional difficulties in the administration.
- preganglionic — of, relating to, or consisting of ganglia.
- prejudication — the act of judging beforehand
- premedication — any drugs administered to sedate and otherwise prepare a patient for general anaesthesia
- preoccupation — the state of being preoccupied.
- prevarication — the act of prevaricating, or lying: Seeing the expression on his mother's face, Nathan realized this was no time for prevarication.
- prevocational — of, relating to, or constituting preliminary vocational training.
- priority case — a matter that takes precedence over others
- proactiveness — serving to prepare for, intervene in, or control an expected occurrence or situation, especially a negative or difficult one; anticipatory: proactive measures against crime.
- problematical — of the nature of a problem; doubtful; uncertain; questionable.
- processionary — of, relating to, or moving in a procession
- procrastinate — to defer action; delay: to procrastinate until an opportunity is lost.
- procreational — having the potential to procreate
- prognosticate — to forecast or predict (something future) from present indications or signs; prophesy.
- proleptically — anticipatorily
- prophetically — of or relating to a prophet: prophetic inspiration.
- prosecutorial — of or relating to a prosecutor or prosecution: prosecutorial zeal.
- proteinaceous — Biochemistry. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the diet of all animals and other nonphotosynthesizing organisms, composed of 20 or more amino acids linked in a genetically controlled linear sequence into one or more long polypeptide chains, the final shape and other properties of each protein being determined by the side chains of the amino acids and their chemical attachments: proteins include such specialized forms as collagen for supportive tissue, hemoglobin for transport, antibodies for immune defense, and enzymes for metabolism.
- proteoclastic — of, related to, or initiating proteolysis
- provincialise — to make provincial in character.
- provincialize — to make provincial in character.
- provocatively — tending or serving to provoke; inciting, stimulating, irritating, or vexing.
- pyrotechnical — of or relating to pyrotechnics.
- quartodeciman — one of a group of early Christians who observed Easter on the day of the Jewish Passover regardless of whether or not it was Sunday
- racial memory — feelings, patterns of thought, and fragments of experience that have been transmitted from generation to generation in all humans and have deeply influenced the mind and behavior.
- racing pigeon — a pigeon bred and trained for the sport of pigeon racing
- radio silence — the absence, usually deliberately maintained, of radio transmissions
- radioactivate — to make (a substance) radioactive.
- radiochemical — pertaining to or involving radiochemistry.
- radiopacities — opaque to radiation; visible in x-ray photographs and under fluoroscopy (opposed to radiotransparent).
- radius vector — Mathematics. the length of the line segment joining a fixed point or origin to a given point.
- raking course — a concealed course of bricks laid diagonally to the wall surface in a raking bond.
- ratiocinative — the process of logical reasoning.
- re-activation — to render active again; revive.
- re-allocation — the act of allocating; apportionment.
- re-escalation — the act of re-escalating
- reacquisition — the act of acquiring or gaining possession: the acquisition of real estate.
- reaction rate — The reaction rate is the speed at which a reaction happens, measured by the speed at which the feed is consumed or the speed at which the product is formed.
- reaction time — the interval between stimulation and response.