8-letter words containing o, s, i
- alienors — Plural form of alienor.
- aliquots — Plural form of aliquot.
- allision — the striking of one ship by another.
- allusion — An allusion is an indirect reference to someone or something.
- alocasia — any of various tropical plants of the genus Alocasia
- aloysius — Saint. full name Aloysius Luigi Gonzaga. 1568–91, Italian Jesuit who died nursing plague victims; the patron saint of youth. Feast day: June 21
- alphosis — absence of skin pigmentation, as in albinism
- altoists — Plural form of altoist.
- amakhosi — Plural form of inkhosi.
- amazonis — an area on the equator of Mars.
- ambrosia — In Greek mythology, ambrosia is the food of the gods.
- ameiosis — the absence of pairing of chromosomes during meiosis
- amidmost — in the middle or centre
- amission — (obsolete) deprivation; loss.
- amitosis — an unusual form of cell division in which the nucleus and cytoplasm divide by constriction without the formation of chromosomes; direct cell division
- amniotes — Plural form of amniote.
- amorists — Plural form of amorist.
- amortise — amortize
- amourist — Alternative form of amorist.
- anapolis — a city in central Brazil.
- anctious — Obsolete form of anxious.
- andirons — Plural form of andiron.
- androids — Plural form of android.
- anemious — (of a plant) Growing in exposed windy places.
- anemosis — spacing between the annual rings in wood that is caused by strong winds bending the tree trunk
- anginose — (dated) Relating to angina; anginous.
- anginous — of, noting, or pertaining to angina, especially angina pectoris.
- angiomas — Plural form of angioma.
- anniston — a city in E Alabama.
- anoopsia — a form of squint in which the eye turns upwards
- antiboss — acting against a boss or bosses
- anticous — (in plants) facing the axis of the flower
- antinous — the chief suitor of Penelope, killed by Odysseus upon his return from Troy.
- antismog — acting to reduce smog, aimed at preventing smog
- antisnob — a person opposed to snobbery
- antonius — Marcus (ˈmɑːkəs)
- aoristic — Grammar. pertaining to the aorist.
- aortitis — inflammation of the aorta
- apaporis — a river in S central Colombia, in the Amazon system, flowing SE to the Japurá River. 500 miles (805 km) long.
- aphorise — To create an aphorism.
- aphorism — An aphorism is a short witty sentence which expresses a general truth or comment.
- aphorist — a person who makes or uses aphorisms.
- apikoros — A Jewish skeptic or apostate.
- apoapsis — the point in an elliptical orbit which is farthest from the object being orbited
- apodosis — the consequent of a conditional statement, as the game will be cancelled in if it rains the game will be cancelled
- apomixes — Plural form of apomixis.
- apomixis — (esp in plants) any of several types of asexual reproduction, such as parthenogenesis and apogamy, in which fertilization does not take place
- apositia — a lack of appetite
- apositic — causing apositia
- apostilb — a unit of luminance equal to one ten thousandth of a lambert.