10-letter words containing a, c, s, e, o
- obstinance — The characteristic of being obstinate.
- occasioned — a particular time, especially as marked by certain circumstances or occurrences: They met on three occasions.
- occasioner — a person who or that which generates or precipitates something
- oceanwards — Oceanward.
- octamerous — consisting of or divided into eight parts.
- octameters — Plural form of octameter.
- octonaries — Plural form of octonary.
- officiates — Third-person singular simple present indicative form of officiate.
- oireachtas — the parliament of the Republic of Ireland, consisting of the president, the Dail Eireann, and the Seanad Eireann.
- olecranons — Plural form of olecranon.
- oleraceous — having the qualities or nature of a pot-herb for cookery
- oligoclase — a kind of plagioclase feldspar occurring commonly in white crystals, sometimes shaded with gray, green, or red.
- olivaceous — of a deep shade of green; olive.
- opalescent — exhibiting a play of colors like that of the opal.
- opalescing — Present participle of opalesce.
- open space — Ecology. undeveloped land that is protected from development by legislation.
- open-stack — having or being a system of library management in which patrons have direct access to stacks for browsing and selecting books; open-shelf.
- orchestral — of, relating to, or resembling an orchestra.
- orchestras — Plural form of orchestra.
- ordinances — Plural form of ordinance.
- orthoclase — a common white or pink mineral of the feldspar group, KAlSi 3 O 8 , having two good cleavages at right angles, and found in silica-rich igneous rocks: used in the manufacture of porcelain.
- oscillated — Simple past tense and past participle of oscillate.
- oscillates — Third-person singular simple present indicative form of oscillate.
- osteoclast — Cell Biology. one of the large multinuclear cells in growing bone concerned with the absorption of osseous tissue, as in the formation of canals.
- osteocolla — a limey deposit which can form an incrustation on the roots and stems of some plants
- osteomancy — A kind of divination by means of bones.
- ostracised — Simple past tense and past participle of ostracise.
- ostracises — Third-person singular simple present indicative form of ostracise.
- ostracized — Simple past tense and past participle of ostracize.
- ostracizes — Third-person singular simple present indicative form of ostracize.
- outclassed — to surpass in excellence or quality, especially by a wide margin; be superior: He far outclasses the other runners in the race.
- outclasses — Third-person singular simple present indicative form of outclass.
- outmatches — Third-person singular simple present indicative form of outmatch.
- outreaches — Plural form of outreach.
- overarches — Third-person singular simple present indicative form of overarch.
- overcasted — Simple past tense and past participle of overcast.
- overscaled — on an excessive scale
- oyster cap — an edible, brownish-gray to white mushroom, Pleurotus ostreatus, that grows in clusters on fallen trees and their stumps.
- pack-horse — a horse used for carrying goods, freight, supplies, etc.
- palimscope — a hand instrument that produces concentrated ultraviolet light for reading palimpsests and other research materials.
- palmaceous — belonging to the plant family Palmae.
- pantoscope — a panoramic camera
- paroecious — (of certain mosses) having the male and female reproductive organs beside or near each other.
- part-score — a contract to make less than the number of tricks required for game: to bid a part-score of three diamonds.
- peacockish — the male of the peafowl distinguished by its long, erectile, greenish, iridescent tail coverts that are brilliantly marked with ocellated spots and that can be spread in a fan.
- pectoralis — either of two muscles on each side of the upper and anterior part of the thorax, the action of the larger (pectoralis major) assisting in drawing the shoulder forward and rotating the arm inward, and the action of the smaller (pectoralis minor) assisting in drawing the shoulder downward and forward.
- pedagogics — the science or art of teaching or education; pedagogy.
- pelycosaur — any of a group of large primitive reptiles belonging to the extinct order Pelycosauria, abundant in North America and Europe during the Permian Period, often having a tall spinal sail.
- pennaceous — having the texture of a penna; not downy.
- pescadores — (used with a plural verb) Penghu.