13-letter words containing t, r, o, p
- cytopharynges — Plural form of cytopharynx.
- dactylography — the scientific study of fingerprints for purposes of identification
- daguerreotype — one of the earliest photographic processes, in which the image was produced on iodine-sensitized silver and developed in mercury vapour
- daguerreotypy — The art or technique of producing daguerreotypes.
- daguerrotypes — Plural form of daguerrotype, a misspelling of daguerreotype.
- decrepitation — to roast or calcine (salt, minerals, etc.) so as to cause crackling or until crackling ceases.
- deprecatorily — In a deprecatory manner.
- depreciations — Plural form of depreciation.
- depressomotor — retarding motor activity
- deprotonation — (chemistry) The removal of a proton (hydrogen ion) from a molecule to form a conjugate base.
- deptford pink — a plant, Dianthus armeria, of the pink family, native to Eurasia, having slender, erect stems and leaves and clusters of small, bright pink flowers.
- depth sounder — an instrument for determining depths under water, especially under a ship.
- dermatography — a treatise or writing concerning the skin
- dermatophytes — Plural form of dermatophyte.
- dermatoplasty — any surgical operation on the skin, esp skin grafting
- dermatotropic — (especially of viruses) in, attracted toward, or affecting the skin.
- dessert spoon — A dessert spoon is a spoon which is midway between the size of a teaspoon and a tablespoon. You use it to eat desserts.
- dessertspoons — Plural form of dessertspoon.
- deuteroscopic — of or relating to deuteroscopy; of second sight
- diageotropism — a diatropic response of plant parts, such as rhizomes, to the stimulus of gravity
- diaphanometer — an instrument used to measure transparency, esp of the atmosphere
- diaphoretical — Alternative form of diaphoretic.
- diaphototropy — the state of being diaphototropic, turning transversely to the light
- dictatorships — Plural form of dictatorship.
- dinitrophenol — any of the six isomers consisting of phenol where two hydrogen atoms are substituted by nitro groups, C 6 H 4 N 2 O 5 , used in dyes and wood preservatives, and in biochemistry to uncouple oxidative phosphorylation.
- diplock court — in Northern Ireland, a court of law designed to try cases linked with terrorism. In order to prevent the intimidation of jurors, the court consists of a single judge and no jury
- diprotic acid — any acid with two hydrogen atoms in its molecule that are capable of being released or ionized in water, such as sulphuric acid and carbonic acid
- diprotodontid — any of the extinct marsupials belonging to the genus Diprotodon, characterized by having two incisor teeth in the bottom jaw
- directorships — Plural form of directorship.
- disproportion — lack of proportion; lack of proper relationship in size, number, etc.: architectural disproportions.
- disreputation — disrepute.
- doppler shift — (often lowercase) the shift in frequency (Doppler shift) of acoustic or electromagnetic radiation emitted by a source moving relative to an observer as perceived by the observer: the shift is to higher frequencies when the source approaches and to lower frequencies when it recedes.
- draftspersons — Plural form of draftsperson.
- drop a stitch — to allow a loop of wool to fall off a knitting needle accidentally while knitting
- drop shipment — a shipment of goods made directly from the manufacturer to the retailer or consumer but billed through the wholesaler or distributor.
- drop the ball — a spherical or approximately spherical body or shape; sphere: He rolled the piece of paper into a ball.
- dropped waist — the waistline of a dress, gown, or the like when it is placed at the hips rather than at the natural waist.
- dryopithecine — (sometimes initial capital letter) an extinct ape of the genus Dryopithecus, known from Old World Miocene fossils.
- e-proposition — a universal negative proposition
- early adopter — a person who uses a new product or technology before it becomes widely known or used.
- east paterson — former name of Elmwood Park (def 2).
- ectoparasites — Plural form of ectoparasite.
- ectoparasitic — Of or pertaining to ectoparasites.
- electrographs — Plural form of electrograph.
- electrooptics — the technology that deals with the production, control, and detection of light by electrical devices
- electrophiles — Plural form of electrophile.
- electrophilic — (of a molecule or group) having a tendency to attract or acquire electrons.
- electrophones — Plural form of electrophone.
- electrophonic — Relating to electronic equipment to produce sound (this adjectival sense is not comparable).
- electrophorus — A device for repeatedly generating static electricity by induction.