13-letter words containing d, u, l, o, s, i
- optical sound — sound recorded on and subsequently played back from an optical or photographic soundtrack, as opposed to a magnetic soundtrack.
- outstandingly — prominent; conspicuous; striking: an outstanding example of courage.
- pamlico sound — a sound between the North Carolina mainland and coastal islands.
- philo judaeus — c20 b.c.–a.d. c50, Alexandrian Jewish theologian and philosopher.
- platitudinous — characterized by or given to platitudes.
- plenitudinous — characterized or marked by plenitude.
- poult-de-soie — a soft, ribbed silk fabric, used especially for dresses.
- pound-foolish — not handling large sums of money wisely
- pseudo-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- pseudoclassic — falsely or spuriously classic.
- red delicious — a deep-red type of Delicious apple.
- redissolution — the act of redissolving
- selenous acid — a colorless, transparent, crystalline powder, H2SeO3, soluble in water and used as a reagent
- self-delusion — the act or fact of deluding oneself.
- self-doubting — lacking in confidence
- self-occupied — to take or fill up (space, time, etc.): I occupied my evenings reading novels.
- shoulder-high — A shoulder-high object is as high as your shoulders.
- sidereal hour — a 24th part of a sidereal day
- solidungulate — having a single, undivided hoof on each foot, as a horse.
- sound library — a collection of sounds stored on file (for example on CDs, DVDs, or as digital audio files)
- sounding lead — a line weighted with a lead or plummet (sounding lead) and bearing marks to show the length paid out, used for sounding, as at sea.
- sounding line — a line weighted with a lead or plummet (sounding lead) and bearing marks to show the length paid out, used for sounding, as at sea.
- south shields — a seaport in Tyne and Wear, in NE England, at the mouth of the Tyne River.
- splendiferous — splendid; magnificent; fine.
- subdelegation — a group or body of delegates: Our club sent a delegation to the rally.
- suicidologist — someone who studies suicidology
- sulfonic acid — any of a large group of organic compounds of the structure RSO 2 OH, which are strong acids that give neutral sodium salts: used in the synthesis of phenols, dyes, and other substances.
- supercollider — a very large colliding-beam machine in which superconducting magnets create millions of megavolts of energy.
- superdiplomat — a highly skilled or powerful diplomat, a high-ranking diplomat
- two solitudes — a term for the situation of English and French Canada, considered as socially and culturally isolated from each other
- un-cloistered — secluded from the world; sheltered: a cloistered life.
- undeleterious — injurious to health: deleterious gases.
- undiagnosable — unable to be diagnosed
- undulationist — a subscriber to the theory that light is transmitted as waves
- unmetabolised — not metabolised
- unsoldierlike — not befitting a soldier
- versicoloured — of variable or various colours