13-letter words containing e, r, o, d, i
- prism diopter — a unit of prismatic deviation, in which the number one represents a prism that deflects a beam of light a distance of one centimeter on a plane placed normal to the initial direction of the beam and one meter away from the prism.
- prison warder — an officer in charge of prisoners in a jail
- promised land — Heaven.
- propagandizer — a person who engages in, or subjects others to, propaganda
- propositioned — the act of offering or suggesting something to be considered, accepted, adopted, or done.
- pseudo-heroic — Also, heroical. of, relating to, or characteristic of a hero or heroine.
- pycnidiospore — the fruiting body of certain fungi, which contains spore-bearing cells
- quadrifoliate — (botany) Having four leaves or leaflets.
- 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
- radiationless — not emitting or producing radiation
- 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).
- radiotelegram — a message transmitted by radiotelegraphy.
- radioteletype — Also called radioteletypewriter [rey-dee-oh-tel-i-tahyp-rahy-ter, -tel-i-tahyp-rahy-] /ˌreɪ di oʊˌtɛl ɪˈtaɪpˌraɪ tər, -ˈtɛl ɪ taɪpˌraɪ-/ (Show IPA). a teletypewriter equipped for transmitting or receiving messages by radio instead of wire.
- radius vector — Mathematics. the length of the line segment joining a fixed point or origin to a given point.
- railroad line — railway route
- raison d'etat — a purely political reason for governmental action, based on the national interest and often violating principles of justice.
- raison d'etre — reason or justification for being or existence: Art is the artist's raison d'être.
- re-forwarding — toward or at a place, point, or time in advance; onward; ahead: to move forward; from this day forward; to look forward.
- reading group — a group of people who meet regularly to discuss a book that they have all read
- reconsolidate — to bring together (separate parts) into a single or unified whole; unite; combine: They consolidated their three companies.
- reconstituted — constituted again, especially of a liquid product made by adding water to dry solids from which the water has been evaporated: reconstituted orange juice.
- recording van — a van containing sound and image recording equipment, used as a mobile recording studio
- recordkeeping — the maintenance of a history of one's activities, as financial dealings, by entering data in ledgers or journals, putting documents in files, etc.
- rectitudinous — characterized by or given to rectitude.
- red delicious — a deep-red type of Delicious apple.
- redescription — the act of redescribing
- redesignation — an act of designating.
- redial button — a button on a telephone, allowing the user to dial a number again
- redisposition — the withdrawal and redistribution of armed forces with the aim of more effective use
- redissolution — the act of redissolving
- reduplication — the act of reduplicating; the state of being reduplicated.
- reindeer moss — any of several lichens of the genus Cladonia, especially the gray, many-branched C. rangiferina, of arctic and subarctic regions, eaten by reindeer and caribou.
- reinvigorated — to give vigor to; fill with life and energy; energize.
- rendezvousing — an agreement between two or more persons to meet at a certain time and place.
- retinoic acid — a vitamin A derivative, C20H28O2, used in the treatment of acne, skin wrinkles, etc.
- revendication — the process or act of revendicating
- reverse video — a mode on the display screen of a computer in which the colors normally used for characters and background are reversed.
- revindication — the act of vindicating.
- rhodesian man — an extinct Pleistocene human whose cranial remains were found at Kabwe, in Zambia: formerly in some classifications Homo rhodesiensis but now considered archaic Homo sapiens.
- rhodochrosite — a mineral, manganese carbonate, MnCO 3 , commonly containing some iron and calcium, and usually rose-red in color: a minor ore of manganese; manganese spar.
- rialto bridge — a bridge over the Grand Canal in Venice, Italy, liking Rialto Island with San Marco Island
- ride the rods — to steal a ride on a freight train
- ringed plover — any of several cosmopolitan plovers of the genus Charadrius, especially C. hiaticula, brownish above and white below with a black band around the breast.
- river dolphin — any freshwater cetacean of the family Platanistidae, inhabiting rivers of North and South America and S Asia. They are smaller than marine dolphins and have a longer narrower snout
- road accident — a traffic accident involving vehicles, pedestrians or cyclists
- robben island — a small island in South Africa, 11 km (7 miles) off the Cape Peninsula: formerly used by the South African government to house political prisoners
- rogue dialler — a dial-up connection placed on a computer without the user's knowledge which, when the user tries to connect to the internet, automatically connects to a premium-rate phone number