9-letter words containing p, i, d, o
- purdonium — a type of coal scuttle having a slanted cover that is raised to open it, and an inner removable metal container for the coal
- purloined — to take dishonestly; steal; filch; pilfer.
- pyodermic — relating to a skin disease characterized by the production of pus
- pyramidon — a pedal organ stop made of wooden pipes in the shape of an inverted pyramid
- pyridoxal — a naturally occurring derivative of pyridoxine that is a precursor of a coenzyme (pyridoxal phosphate) involved in several enzymic reactions. Formula: (CH2OH)(CHO)C5HN(OH)(CH3)
- redeposit — to place for safekeeping or in trust, especially in a bank account: He deposited his paycheck every Friday.
- redispose — to rearrange; readjust
- reptiloid — having the form or shape of a reptile
- rhamphoid — beaklike or beak-shaped
- rhapsodic — extravagantly enthusiastic; ecstatic.
- rhipidion — a fan used in Greek Orthodox church services
- rhizopods — any of numerous protozoa of the widespread subphylum (or superclass) Rhizopoda, characterized by a pseudopod and comprising most members of the phylum Sarcodina, including the amebas and foraminifers.
- rhodopsin — a bright-red photosensitive pigment found in the rod-shaped cells of the retina of certain fishes and most higher vertebrates: it is broken down by the action of dim light into retinal and opsin.
- ridgepole — the horizontal timber or member at the top of a roof, to which the upper ends of the rafters are fastened.
- road trip — journey in a car, bus, etc.
- sapodilla — a large evergreen tree, Manilkara zapota, of tropical America, bearing an edible fruit and yielding chicle. Compare sapodilla family.
- schizopod — any crustacean of the former order or division Schizopoda, now divided into the orders Mysidacea, comprising the opossum shrimps, and Euphausiacea, comprising krill.
- scopeloid — a member of a family of deep-sea fish with luminous spots
- scorpioid — resembling a scorpion.
- shipboard — Archaic. the deck or side of a ship. the situation of being on a ship.
- shippound — a Baltic measure of weight roughly equivalent to 300-400 pounds
- skidproof — preventing or resistant to skidding, as certain road surfaces or vehicle tires.
- slip road — A slip road is a road which cars use to drive on and off a motorway.
- soap dish — a dish designed to hold a bar of soap, especially as a bathroom or kitchen fixture attached to a sink, lavatory, or bathtub.
- soap-dish — a dish designed to hold a bar of soap, especially as a bathroom or kitchen fixture attached to a sink, lavatory, or bathtub.
- spasmodic — pertaining to or of the nature of a spasm; characterized by spasms.
- sphygmoid — resembling the pulse; pulselike.
- spicewood — spicebush (def 1).
- splodgily — in a splodgy manner
- spondulix — money; cash.
- sporicide — a substance or preparation for killing spores.
- sporidesm — a multicellular group of spores
- sporidial — relating or belonging to one or more sporidia
- sporidium — a small spore produced on the basidia or promycelia of fungi, etc
- strophoid — a plane curve generated by the loci of points p and pprime; on a straight line that intersects the y-axis at a point n and the minus x-axis at a fixed point q, such that pn = npprime; = on, as on changes, where o is the origin. Equation: y 2 = x 2 (x + a)/(a − x).
- subperiod — a subdivision of a time period
- sympodium — an axis or stem that simulates a simple stem but is made up of the bases of a number of axes that arise successively as branches, one from another, as in the grapevine.
- syphiloid — resembling syphilis.
- terpenoid — a class of chemical compounds including all terpenes
- tide pool — tidal pool.
- tidepools — tidal pool.
- toad spit — cuckoo spit (sense 1)
- top-sider — a casual shoe, often made of canvas, having a nonskid rubber sole
- torpidity — inactive or sluggish.
- trapezoid — Geometry. a quadrilateral plane figure having two parallel and two nonparallel sides. British. trapezium (def 1b).
- triploidy — the condition of being triploid
- tulipwood — the wood of the tulip tree.
- typhoidal — of, relating to, or resembling typhoid.
- typhoidin — a culture of dead typhoid bacilli used by cutaneous inoculation to detect the presence of a typhoid infection.
- unimposed — to lay on or set as something to be borne, endured, obeyed, fulfilled, paid, etc.: to impose taxes.