16-letter words containing u, p, d, r, i
- self-preoccupied — preoccupied by one's own concerns
- self-reproducing — to make a copy, representation, duplicate, or close imitation of: to reproduce a picture.
- seward peninsula — a peninsula in W Alaska, on Bering Strait.
- sleeping draught — any drink containing a drug or agent that induces sleep
- sodium perborate — a white, crystalline, water-soluble solid, NaBO 2 ⋅3H 2 O or NaBO 3 ⋅4H 2 O, used chiefly as a bleaching agent and antiseptic.
- stage production — a play or show which is performed on stage
- striped squirrel — any squirrel with stripes on its back, as a chipmunk.
- studio apartment — an apartment consisting of one main room, a kitchen or kitchenette, and a bathroom. Compare efficiency apartment.
- sulphur trioxide — a white corrosive substance existing in three crystalline forms of which the stable (alpha-) form is usually obtained as silky needles. It is produced by the oxidation of sulphur dioxide, and is used in the sulphonation of organic compounds. Formula: SO3
- sun in splendour — a representation of the sun with rays and a human face
- superfecundation — the fertilization of two or more ova discharged at the same ovulation by successive acts of sexual intercourse.
- to dip your toes — If you dip your toes into something or dip your toes into the waters of something, you start doing that thing slowly and carefully, because you are not sure whether it will be successful or whether you will like it.
- torsion pendulum — a pendulum the weight of which is rotated alternately in opposite directions through a horizontal plane by the torsion of the suspending rod or spring: used for clocks intended to run a long time between windings.
- trapezoidal rule — a numerical method for evaluating the area between a curve and an axis by approximating the area with the areas of trapezoids.
- tridarn cupboard — a Welsh cupboard of the late 17th and 18th centuries, with an open, canopied upper section for display.
- turn upside down — invert
- ultracrepidarian — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- undercapitalized — having insufficient capital for the efficient operation of a commercial enterprise
- underconsumption — the act of consuming, as by use, decay, or destruction.
- underpitch vault — a construction having a central vault intersected by vaults of lower pitch.
- unimproved value — the valuation of land for rating purposes, disregarding the value of buildings or other development
- united provinces — (used with a singular or plural verb) former name of Uttar Pradesh.
- unparticularized — to make particular.
- unpredictability — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unpublished work — a literary work that has not been reproduced for sale or publicly distributed.
- upland sandpiper — a large, field-inhabiting sandpiper, Bartramia longicauda, of eastern North America, resembling a plover: now protected and increasing in numbers.
- vinylidene group — the bivalent group C 2 H 2 , derived from ethylene.
- voice production — the use of the voice in order to create particular effects
- whited sepulcher — an evil person who feigns goodness; hypocrite. Matt. 23:27.
- whited sepulchre — hypocrite
- with due respect — with deserved esteem