10-letter words containing d, r, o, p, a
- prolicidal — characteristic of prolicide
- pronograde — walking with the body parallel to the ground
- propaganda — information, ideas, or rumors deliberately spread widely to help or harm a person, group, movement, institution, nation, etc.
- propagated — to cause (an organism) to multiply by any process of natural reproduction from the parent stock.
- proplastid — a plant cell organelle that a plastid develops from
- prose edda — either of two old Icelandic literary works, one a collection of poems on mythical and religious subjects (or) erroneously attributed to Saemund Sigfusson (c1055–1133), the other a collection of ancient Scandinavian myths and legends, rules and theories of versification, poems, etc. (or) compiled and written in part by Snorri Sturluson (1179–1241).
- prostrated — to cast (oneself) face down on the ground in humility, submission, or adoration.
- protracted — to draw out or lengthen, especially in time; extend the duration of; prolong.
- providable — to make available; furnish: to provide employees with various benefits.
- pseudocarp — accessory fruit.
- pteranodon — a flying reptile of the extinct order Pterosauria, from the Cretaceous Period, having a wingspread of about 25 feet (8 meters).
- punchboard — a small board containing holes filled with slips of paper printed with concealed numbers that are punched out by a player in an attempt to win a prize.
- pyramidion — a miniature pyramid, as at the apex of an obelisk.
- pyranoside — a glycoside containing a pyran ring structure.
- quadcopter — A rotorcraft propelled by four rotors.
- quadripole — an electric circuit with two input and two output terminals
- quadrupole — a set of four associated positive and negative electric charges or two associated magnetic dipoles
- radarscope — the viewing screen of radar equipment.
- radio play — a play written for broadcasting on radio
- radiograph — Also called shadowgraph. a photographic image produced by the action of x-rays or nuclear radiation.
- radiopager — a small radio receiver fitted with a buzzer to alert a person to telephone their home, office, etc, to receive a message
- radiopaque — opaque to radiation; visible in x-ray photographs and under fluoroscopy (opposed to radiotransparent).
- radiophare — a radiotelegraphic station used by vessels to determine their positions; radio beacon.
- radiophone — a radiotelephone.
- radiophoto — an image created by radio waves rather than light
- radioscope — an instrument, such as a fluoroscope, capable of detecting radiant energy
- radioscopy — the examination of objects opaque to light by means of another form of radiation, usually x-rays.
- read up on — If you read up on a subject, you read a lot about it so that you become informed about it.
- readoption — the adoption of something or someone again
- reproached — to find fault with (a person, group, etc.); blame; censure.
- rhapsodist — a person who rhapsodizes.
- rhapsodize — to talk with extravagant enthusiasm.
- rhodophane — the red colour found in the inner cones of the retina in animals
- rhodoplast — a plastid found in red algae, containing red pigment as well as chlorophyll
- road apple — a piece of horse manure on or at the side of a road.
- ropedancer — a person who walks across or performs acrobatics upon a rope stretched at some height above the floor or ground.
- rose aphid — a dark green aphid, Macrosiphum rosae, that feeds on roses and related plants.
- round tape — (storage, jargon) Industry-standard 1/2-inch magnetic tape (7- or 9-track) on traditional circular reels. See macrotape, opposite: square tape.
- sandgroper — a nickname for a Western Australian
- scorpaenid — belonging or pertaining to the Scorpaenidae, a family of marine fishes with spiny fins, including the rockfishes, scorpionfishes, and lionfishes.
- scrapegood — a stingy person; a miser
- snapdragon — any plant belonging to the genus Antirrhinum, of the figwort family, especially A. majus, cultivated for its spikes of showy flowers, each having a corolla supposed to resemble the mouth of a dragon.
- solar pond — a pool with a bottom layer of salt water and top layer of fresh water, designed to capture solar radiation as a source of energy for generating heat or electricity.
- spermatoid — resembling sperm.
- spheroidal — pertaining to a spheroid or spheroids.
- sporadical — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- sporicidal — a substance or preparation for killing spores.
- sports day — In British schools, sports day is a day or an afternoon when pupils compete in athletics contests such as races and the high jump. Parents are often invited to come and watch the events.
- spread out — extend, splay
- superboard — a wooden board with exceptional properties of some kind