15-letter words containing a, e, o, l, i
- nonquantifiable — not capable of being quantified
- nonrelativistic — not concerned with or involving the theory of relativity
- nonsaponifiable — not capable of being saponified
- nonsedimentable — incapable of being sedimented
- nonself-antigen — any of the antigens present in an individual that originate outside the body (contrasted with self-antigen).
- nonsensicalness — Nonsensicality.
- nonsimultaneous — existing, occurring, or operating at the same time; concurrent: simultaneous movements; simultaneous translation.
- nonslaveholding — Not slaveholding.
- nonspecifically — in a nonspecific way
- not necessarily — If you reply 'Not necessarily', you mean that what has just been said or suggested may not be true.
- nuclear fission — fission (def 2).
- obedience trial — a competitive event at which a dog can progress toward a degree in obedience by demonstrating its ability to follow a prescribed series of commands.
- objectionable-c — (abuse, humour, language) A hackish take on "Objective C". Objectionable-C uses a Smalltalk-like syntax, but lacks the flexibility of Smalltalk method calls, and (like many such efforts) comes frustratingly close to attaining the Right Thing without actually doing so.
- oblique sailing — the navigation of a vessel on a point of the compass other than one of the cardinal points.
- observationally — of, relating to, or founded on observation, especially founded on observation rather than experiment.
- obtuse triangle — a triangle with one obtuse angle.
- official strike — a collective stoppage of work by part or all of the workforce of an organization with the approval of the trade union concerned. The stoppage may be accompanied by the payment of strike pay by the trade union concerned
- oil of lavender — an essential oil distilled from lavender flowers, especially Lavandula angustifolia and L. stoechas, and used in perfumery.
- oil tanker pier — An oil tanker pier is a structure over water where oil tankers can stop and load or unload.
- oil-based paint — any paint made with a drying oil or solvent such as linseed
- old age pension — An old age pension is a regular amount of money that people receive from the government when they have retired from work.
- old father time — time personified
- old high german — High German before 1100. Abbreviation: OHG.
- old wives' tale — a traditional belief, story, or idea that is often of a superstitious nature.
- old-established — established for a long time
- oligodendroglia — Oligodendrocytes collectively.
- oligomerisation — Alternative spelling of oligomerization.
- oligomerization — (chemistry) The formation of an oligomer from a monomer.
- oligosaccharide — any carbohydrate yielding few monosaccharides on hydrolysis, as two, three, or four.
- omega-algebraic — In domain theory, a complete partial order is algebraic if every element is the lub of some chain of compact elements. If the set of compact elements is countable it is omega-algebraic. Usually written with a Greek letter omega (LaTeX \omega).
- omnidirectional — sending or receiving signals in all directions: an omnidirectional microphone.
- on the trail of — If you are on the trail of a person or thing, you are trying hard to find them or find out about them.
- once in a while — at one time in the past; formerly: I was a farmer once; a once powerful nation.
- one-dimensional — having one dimension only.
- open-pollinated — (of a flower) pollinated without human agency.
- opening balance — the amount of money in an account at the start of an accounting period
- operating cycle — the period of time between starting a business and making a profit
- operating table — table on which surgery is performed
- operationalised — Simple past tense and past participle of operationalise.
- operationalized — Simple past tense and past participle of operationalize.
- ophthalmoplegia — Paralysis of the muscles within or surrounding the eye.
- optical printer — a film printer used in making optical effects, consisting basically of a camera that photographs the image with special lenses to enlarge, reduce, distort, etc., and a projector that transfers the image to the print stock, as distinguished from a contact printer.
- optical scanner — the process of interpreting data in printed, handwritten, bar-code, or other visual form by a device (optical scanner or reader) that scans and identifies the data.
- optical storage — optical disk drive
- orange milkweed — butterfly weed (def 1).
- orchestrational — Of or pertaining to orchestration.
- ordinal numbers — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
- organized labor — all workers who are organized in labor unions.
- organochlorines — Plural form of organochlorine.
- organomercurial — an organic compound containing mercury