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312 entries · Filtering by “O”
- ordealnoun
A painful or horrific experience, especially a protracted one.
- ordernoun
The arrangement or disposition of things in relation to each other.
- orderedadjective
(adjective) Neatly and methodically arranged; well-organized.
- orderingnoun
(noun) The arrangement or sequence of things.
- orderlyadjective
(adjective) Neatly and methodically arranged; tidy.
- ordersnoun/verb
Authoritative commands or instructions.
- ordinaryadjective
(adjective) With no special or distinctive features; normal; commonplace.
- orenoun
A naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.
- organnoun
A part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver.
- organicadjective
Of, relating to, or derived from living matter.
- organisationnoun
British spelling of *organization*: an organized group of people with a particular purpose, such as a business or government department.
- organiseverb
British spelling of *organize*: to arrange or order things systematically.
- organisedadjective
(adjective) British spelling of *organized*: arranged or structured in a systematic way.
- organismnoun
An individual animal, plant, or single-celled life form.
- organismsnoun
Plural of *organism*: individual animals, plants, or single-celled life forms.
- organizationnoun
A group of people working together for a shared purpose.
- organizationsnoun
Plural of *organization*: groups of people with a particular purpose, such as businesses, charities, or government departments.
- organizeverb
To arrange or order things systematically; to put in working order.
- organizedadjective
(adjective) Arranged or structured in a systematic way; efficient and methodical.
- organizingverb
(verb) Present participle of *organize*: arranging things systematically or making preparations.
- organsnoun
Plural of *organ*: parts of an organism with specific vital functions.
- orgasmnoun
(noun) The climax of sexual excitement, characterized by intensely pleasurable feelings and muscular contractions.
- orgynoun
A wild party, especially one involving excessive drinking and unrestrained sexual activity.
- orientaladjective
(dated, often offensive when referring to people) Of, from, or characteristic of East Asia.
- orientationnoun
The determination of one's position relative to surroundings; the direction something faces.
- originnoun
The point or place where something begins, arises, or is derived.
- originaladjective
Present or existing from the beginning; first or earliest.
- originallyadverb
At first; in the beginning; before subsequent changes.
- originsnoun
Plural of *origin*: the points or places where things begin; sources or causes.
- orphannoun
(noun) A child whose parents are dead.
- orphanagenoun
A residential institution for the care of orphans.
- orphansnoun
Plural of *orphan*: children whose parents are dead.
- otherdeterminer
Used to refer to a person or thing that is different or distinct from one already mentioned or known.
- otherspronoun
People in general as opposed to oneself or a particular group.
- otherwiseadverb
In different circumstances; if not.
- ouinterjection
A variant spelling of "oh" or "oo," expressing surprise, pain, or other emotions.
- ouchinterjection
An exclamation expressing sudden physical pain.
- oughtverb
Used to indicate duty or correctness.
- oughtaverb
Informal or dialectal contraction of "ought to," expressing obligation or advisability.
- ouiinterjection
The French word for "yes," sometimes used in English for stylistic effect or humor.
- ouncenoun
A unit of weight equal to one sixteenth of a pound (approximately 28.35 grams).
- ouncesnoun
Plural of *ounce*: units of weight, each equal to one sixteenth of a pound.
- ourdeterminer
Belonging to or associated with the speaker and one or more other people.
- ourspronoun
Used to refer to a thing or things belonging to or associated with the speaker and others.
- ourselvespronoun
Used as the object of a verb or preposition when the subject is "we" and the action affects the same people.
- outadverb
Moving or appearing to move away from a place.
- outbreaknoun
A sudden occurrence of something unwelcome, such as war or disease.
- outcomenoun
The way a thing turns out; a result or consequence.
- outdooradjective
Done, situated, or used outside a building or in the open air.
- outdoorsadverb
(adverb) In or into the open air; outside a building.