8-letter words containing i, o, t, a, s
- dioptase — a mineral, hydrous copper silicate, CuSiO 3 ⋅H 2 O, occurring in emerald-green crystals.
- distopia — Misspelling of dystopia.
- donatism — (Christianity) An early Christian belief which maintained that apostate priests were incapable of administering the sacraments, as opposed to the orthodox view that any sacrament administered by a properly ordained priest or bishop is valid, regardless of how sinful he is or if he has converted to another religion.
- donatist — a member of a Christian sect that developed in northern Africa in a.d. 311 and maintained that it alone constituted the whole and only true church and that baptisms and ordinations of the orthodox clergy were invalid.
- doxastic — Of, pertaining to, or depending on opinion; conjectural.
- dystocia — Difficult birth, typically caused by a large or awkwardly positioned fetus, by smallness of the maternal pelvis, or by failure of the uterus and cervix to contract and expand normally.
- dystonia — abnormal tone of any tissue.
- dystopia — a society characterized by human misery, as squalor, oppression, disease, and overcrowding.
- elations — Plural form of elation.
- enations — Plural form of enation.
- esthonia — Estonia
- estonian — of Estonia
- factions — Plural form of faction.
- factious — given to faction; dissentious: A factious group was trying to undermine the government.
- factoids — Plural form of factoid.
- favosite — any of numerous corals of the extinct genus Favosites, most common during the Silurian and Devonian periods, having polygonal cells with rows of pores in the walls.
- fixators — Plural form of fixator.
- flokatis — Plural form of flokati.
- foamiest — Superlative form of foamy.
- fostoria — a city in N Ohio.
- foxtails — Plural form of foxtail.
- galliots — Plural form of galliot.
- gastonia — a city in S North Carolina, W of Charlotte.
- geotaxis — oriented movement of a motile organism toward or away from a gravitational force.
- gigatons — Plural form of gigaton.
- goatfish — any tropical and subtropical marine fish of the family Mullidae, having a pair of long barbels below the mouth.
- goatskin — the skin or hide of a goat.
- goliaths — Plural form of goliath.
- gratious — Obsolete form of gracious.
- hailshot — small pellets of ammunition resembling hail when it is discharged and broadcast in all directions
- halitous — relating to a mist or emission
- hautbois — hautboy.
- hoariest — Superlative form of hoary.
- hoistman — someone who operates a hoist
- hoistway — a shaft for a hoist or a lift
- horatius — (Publius Horatius Cocles) Roman Legend. a hero celebrated for his defense of the bridge over the Tiber against the Etruscans.
- hospital — an institution in which sick or injured persons are given medical or surgical treatment.
- iceboats — Plural form of iceboat.
- insolate — to expose to the sun's rays; treat by exposure to the sun's rays.
- intrados — the interior curve or surface of an arch or vault.
- iotacism — the conversion of other vowel sounds, especially in Modern Greek, into (ē), the sound of iota.
- iscariot — the surname of Judas, the betrayer of Jesus. Mark 3:19; 14:10, 11.
- isobaths — Plural form of isobath.
- isograft — syngraft.
- isolated — compact
- isolates — to set or place apart; detach or separate so as to be alone.
- isolator — to set or place apart; detach or separate so as to be alone.
- isoquant — (economics) A line of equal or constant economic production on a graph, chart or map.
- isostacy — Geology. the equilibrium of the earth's crust, a condition in which the forces tending to elevate balance those tending to depress.
- isostasy — Geology. the equilibrium of the earth's crust, a condition in which the forces tending to elevate balance those tending to depress.