11-letter words containing d, i, o, p
- sideroscope — an apparatus for detecting splinters of iron or steel in the eye.
- sign-posted — a post bearing a sign that gives information or guidance.
- sipunculoid — a member of the group Sipunculoidea
- soda siphon — fizzy water dispenser
- sodium pump — an energy-consuming mechanism in cell membranes that transports sodium ions across the membrane, in exchange for potassium ions or other substances.
- soldiership — a person who serves in an army; a person engaged in military service.
- speedcoding — (language) A pseudocode interpreter for mathematics on IBM 701 and IBM 650 written by John Backus in 1953.
- spheroidize — to turn or be turned into spheroids
- spider hole — a foxhole with a camouflaged lid or cover in which a sniper hides
- spin doctor — Slang. a press agent skilled at spin control.
- spinal cord — the cord of nerve tissue extending through the spinal canal of the spinal column.
- spinsterdom — the state of being a spinster
- splodginess — the state of being splodgy
- spodomantic — relating to spodomancy
- spondulicks — money; cash.
- spondylitic — inflammation of the vertebrae.
- spondylitis — inflammation of the vertebrae.
- spondylosis — immobility and fusion of vertebral joints.
- sporadicity — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- springboard — a flexible board, projecting over water, from which divers leap or spring.
- stylopodium — a glandular disk or expansion surmounting the ovary and supporting the styles in plants of the parsley family.
- sword-point — the point of a sword
- tetraploidy — having a chromosome number that is four times the basic or haploid number.
- the dolphin — the constellation Delphinus
- tidal power — the use of the rise and fall of tides involving very large volumes of water at low heads to generate electric power
- topdressing — an application of fertiliser to soil
- torpedinous — of, relating to, or resembling a torpedo
- trapezoidal — Geometry. a quadrilateral plane figure having two parallel and two nonparallel sides. British. trapezium (def 1b).
- trepidation — tremulous fear, alarm, or agitation; perturbation.
- trepidatory — characterized by trepidation
- triple bond — a chemical linkage consisting of three covalent bonds between two atoms of a molecule, represented in chemical formulas by three lines or six dots, as CH≡CH or CH⋮⋮CH.
- tropic bird — any of several web-footed seabirds of the family Phaethontidae, chiefly of tropical seas, having white plumage with black markings and a pair of greatly elongated central tail feathers.
- trypanocide — a drug or substance that kills trypanosomes
- tyroglyphid — a tick or mite of the family Tyroglyphidae
- unappointed — by, through, or as a result of an appointment (often in contrast with elected): an appointed official.
- uncaptioned — a title or explanation for a picture or illustration, especially in a magazine.
- uncompanied — unaccompanied
- undeposited — to place for safekeeping or in trust, especially in a bank account: He deposited his paycheck every Friday.
- undespoiled — (of nature, land, etc.) not damaged or despoiled; pristine
- unexploited — to utilize, especially for profit; turn to practical account: to exploit a business opportunity.
- unpardoning — not forgiving
- unpassioned — unpassionate
- unpensioned — not provided with a pension
- unpolarized — of or relating to a medium that exhibits polarization.
- unportioned — a part of any whole, either separated from or integrated with it: I read a portion of the manuscript.
- unprovident — lacking caution; improvident; imprudent
- upgradation — the process, state, or act of upgrading
- upside down — with the upper part undermost.
- uranoscopid — any fish of the family Uranoscopidae, comprising the stargazers.
- urediospore — the spore of the rust fungi that appears between the aeciospore and the teliospore, commonly the summer spore.