15-letter words containing p, o, i, r
- dermatophytosis — a fungal infection of the skin, esp the feet
- descriptionless — Without a description.
- diaheliotropism — the tendency among plants to respond to the light of the sun by orienting their leaves perpendicular to the sun's rays, such that the upper surface of the leaves receives maximum light
- diaphototropism — growth of a plant or plant part in a direction transverse to that of the light
- diastrophically — in a diastrophic fashion
- direct coupling — conductive coupling between electronic circuits, as opposed to inductive or capacitative coupling
- direct positive — a positive obtained from another positive without an intermediate step.
- dishwasherproof — (of dishes, cooking utensils, etc.) able to withstand washing in an automatic dishwasher without breaking, chipping, fading, etc.
- disimprisonment — the act of disimprisoning
- disincorporated — Simple past tense and past participle of disincorporate.
- disproportional — not in proportion; disproportionate.
- disproportioned — lack of proportion; lack of proper relationship in size, number, etc.: architectural disproportions.
- distributor cap — the cap of an engine's distributor that holds in place the wires from the distributor to the sparking plugs
- distributorship — a franchise held by a distributor.
- dolphin striker — a short vertical strut between the bowsprit and a rope or cable (martingale) from the end of the jib boom to the stem or bows, used for maintaining tension and preventing upward movement of the jib boom
- double printing — the exposure of the same positive photographic emulsion to two or more negatives, resulting in the superimposition of multiple images after development
- draughtproofing — Present participle of draughtproof.
- drink deep (of) — to take in a large amount (of) by or as by drinking
- drip irrigation — a system of crop irrigation involving the controlled delivery of water directly to individual plants through a network of tubes or pipes.
- drive-up window — a window through which customers are served at a drive-through facility.
- dropping bottle — a bottle with correlated lengthwise grooves in the neck and in the stopper, permitting a controlled flow of the liquid contents in the form of drops.
- drying-up cloth — a tea towel
- durchkomponiert — having a different tune for each section rather than having repeated melodies
- dwarf poinciana — royal poinciana.
- dysmorphophobia — an obsessive fear that one's body, or any part of it, is repulsive or may become so
- dysmorphophobic — relating to or affected with dysmorphophobia
- dystrophication — the process by which a body of water becomes dystrophic.
- east providence — a town in NE Rhode Island, near Providence.
- echocardiograph — an instrument employing reflected ultrasonic waves to examine the structures and functioning of the heart.
- editio princeps — first edition.
- edriophthalmian — edriophthalmous
- edriophthalmous — (of certain crustaceans) having stalkless eyes
- egyptian clover — a Mediterranean clover, Trifolium alexandrinum, grown as a forage crop and to improve the soil in the southwestern US and the Nile valley
- electrodeposits — Third-person singular simple present indicative form of electrodeposit.
- electron optics — the study and use of beams of electrons and of their deflection and focusing by electric and magnetic fields
- electrophoresis — The movement of charged particles in a fluid or gel under the influence of an electric field.
- electrophoretic — Of, pertaining to, or produced by electrophoresis.
- electropositive — Electrically positive.
- eleutherophobia — the fear of freedom
- eleutherophobic — afraid of freedom
- emperor penguin — large Antarctic penguin
- enantiomorphism — (chemistry) The relationship exhibited by a pair of enantiomorphs.
- enantiomorphous — Of or pertaining to enantiomorphs or enantiomorphism; enantiomorphic.
- english sparrow — a small Eurasian weaverbird, Passer domesticus, now established in North America and Australia. It has a brown streaked plumage with grey underparts
- enterohepatitis — dual inflammation of the intestine and liver
- enteropeptidase — Enterokinase.
- enterprise zone — An enterprise zone is an area, usually a depressed or inner-city area, where the government offers incentives in order to attract new businesses.
- epeirogenically — in the manner of epeirogeny
- epichlorohydrin — an organic compound used as a solvent in resin-making
- epikeratophakia — The surgical correction of aphakia. It is a refractive surgical procedure in which a donor cornea is transplanted to the anterior surface of the patient's cornea. A lamellar disc from a donor cornea is placed over the de-epithelialized host cornea and sutured into a prepared groove on the host cornea.