12-Letter Words Starting with O

Oafishness

Oarsmanship

""OBDURATE to become hard-hearted, also OBDURE""

Obfuscation

Objectivism

Objectivist

Objurgation

Oblateness

OBLIGING oblige

Obliterator

For this custom, brain's abandoned

One who makes dim, daft subtractions

Wrong subtractions standing in the way of enlightenment

Resisting enlightenment, having messed up subtractions

Obscuration

In a sycophantic way ("Richard III")

In a servile way

Roughly Sobers admits VAT is charged for examinations

Measurements from an experiment soon vibrates all over the place

Process of becoming out of date

The state of falling into disuse

Out-of-date quality

""The state of being obsolete, or no longer used; a state of desuetude.""

Childbirth doctor

Medical specialist - is certain to get involved around start of birth (wordplay)

Expert with children, i.e. Scot involved with bairn taking temperature

Drunken bore's posture becomes unruly

Sober posture (anagram) - unruly

Noisy, hard to control

Hindrances

Noisy disturbances on street after outside broadcast means barriers

Obstructive

Obtuseness

Cosy in a local? Can be, sometimes

From time to time

Party supporter? Now and then

Occultation

Oceanology

One whose main interest is scientific

Sea scientist

Scientist involved with study of the seas

Ochlocracy

Octapeptide

Also octosyllabic ( k t -s -l b k) a. A line of verse containing eight syllables.

Octosyllabic.

Odiousness

Odontoblast

Officialdom

Officialese

Officialism

Officiation

Offishness

Offscouring

Oleaginous

OLEORESIN A natural mixture of a terebinthinate oil and a resin.

Oligochaete

Oligophagy

""Feeding on a restricted range of food substances, especially a limited number of plants. Used chiefly of insects.""

Oligopsony

Omnipotence

Being everywhere at once

Drunk in recompense for divine existence (wordplay)

Ubiquity

Omniscience

Omniscient

Omnivorous

Any of a group of viruses that contain single-stranded RNA and produce tumors in birds and mammals.

English word

Opalescence

Opalescent

Opaqueness

""OPERATION The act or process of operating; agency; the exertion of power, physical, mechanical, or moral.""

""OPERATION The act or process of operating; agency; the exertion of power, physical, mechanical, or moral.""

OPERATOR one that {operates=v}

Opportunism

They make the best of what happens to awful sprouts in pot

They make the best of what happens to wild sprouts in pot

The condition or quality of being opposable.

The quality or state of being opposite.

""OPPOSITION The act of opposing; an attempt to check, restrain, or defeat; resistance.""

Oppressive

Optimality

""OPTIMISE to make as effective as possible, also OPTIMIZE""

Optometrist

Orchestral

Gold casket marked and scored

Arranged to have the dart score put out

Arranged for gold casket getting evaluated

ORCHESTRATE to write an orchestra score for; -- of a musical composition.

Arranges music

Narrow passages for killer whales (wordplay)

Or that scorer, perhaps (wordplay)

Speaker reserves royal box for arranger

Speaker keeps royal box for the organiser

""Pertaining to, or resembling, a natural order (Orchidace\'91) of endogenous plants of which the genus Orchis is the type. They are mostly perennial herbs having the stamens and pistils united in a single column, and normally three petals and three sepals, all adherent to the ovary. The flowers are curiously shaped, often resembling insects, the odd or lower petal (called the lip) being unlike the others, and sometimes of a strange and unexpected appearance. About one hundred species occur in the United States, but several thousand in the tropics. Orchidace\'91) of endogenous plants of which the genus Orchis is the type. They are mostly perennial herbs having the stamens and pistils united in a single column, and normally three petals and three sepals, all adherent to the ovary. The flowers are curiously shaped, often resembling insects, the odd or lower petal (called the lip) being unlike the others, and sometimes of a strange and unexpected appearance. About one hundred species occur in the United States, but several thousand in the tropics.""

Commonly encountered; usual. See Synonyms at common .

Organicity

Firm with The Irish Times, for one

Running over before Saigon train's off

Company talk about fantastic gains

Organology

Orientalism

Orientalist

Orientalize

Orientation

Origination

Orismology

Ornateness

Orneriness

Ornithopter

Pl. oropharynges (-f -r n j z) or oropharynxes The part of the pharynx between the soft palate and the epiglottis.

Oropharynx

Orotundity

Orthocenter

Orthodontia

Canine training (wordplay)

Correction of dental irregularities

Branch of dentistry

Professional who may say, "Hold still!"

Professional who may say, 'Hold still!'

... "Get to the chopper!"

Plural or third person singular

""Biology progressive evolution, leading to the development of a new form, as can be seen through successive generations. See also society . ; orthogenetic , adj . Evolution the sociological theory that all cultures or societies follow the same fixed course of determinate evolution. See also evolution . ; orthogenetic,""

The treatment of bone and muscle disorders

Rum do, as her topic is a medical speciality

Orthopedist

Orthopteran

Inflected form of ORTHOPTER Inflected form of ORTHO short for orthochromatic plate (a photographic plate)

Having the axis of an ovule or seed straight from the hilum and chalaza to the orifice or the micropyle; atropous.

Devious colonialists making waves

Oscillogram

Device for recording electrical waves

Device for visualising, eg, fluctuations in current

Laboratory device for viewing waveforms

Laboratory instrument

Osmolality

Osmolarity

Action is so, if developing then hardening

Ostentation

Given to showy display

Gaudy and garish

Showy and vulgar

""OSTEOBLAST One of the protoplasmic cells which occur in the osteogenetic layer of the periosteum, and from or around which the matrix of the bone is developed; an osteoplast.""

OSTEOCLAST A myeloplax.

OSTEOGEN a substance from which bone is formed

OSTEOGEN a substance from which bone is formed

Of or pertaining to osteology.

Osteologist

""A disease of the bones, in which they lose their earthy material, and become soft, flexible, and distorted. Also called malacia. malacia.""

Osteopathy

""Producing bone; as, osteoplastic cells. as, osteoplastic cells.""

""Pl. osteoporoses (-s z) A disease in which the bones become extremely porous, are subject to fracture, and heal slowly, occurring especially in women following menopause and often leading to curvature of the spine from vertebral collapse.""

Brittle bones condition

Oops, Tories so affected by bodily weakness!

Bone deficiency

""Pl. osteoporoses (-s z) A disease in which the bones become extremely porous, are subject to fracture, and heal slowly, occurring especially in women following menopause and often leading to curvature of the spine from vertebral collapse.""

A tumor having the structure of a sacroma in which there is a deposit of bone; sarcoma connected with bone.

Ostracoderm

Otioseness

Plural or third person singular

""A disease of the ear in which the movement of the stapes within the oval window becomes impeded by abnormal deposits of spongy bone, leading to a progressive loss of hearing.""

Outbreeding

Sheds what's not popular in the architects plans

Sheds what's not popular from groundbreaking developments

Outcropping

OUTDATED outdate

Outdesign

Left (a competitor) far behind

Leaves behind.

OUTGOING expenditure

Outintrigue

In a bizarre way

Oddly - and in a foreign manner

Expense includes new food left in an odd way

Outmaneuver

Outorganize

Outpolitick

Outpopulate

OUTPROMISE

In a shockingly bad manner

OUTSIDER one who does not belong to a particular group

Outsourcing

OUTSPARKLE To exceed in sparkling.

Extending broadly

Outsprint

(Of arms) extended

Poor tutors and the like he had extended

Fashion etc, the Tudors extended

Outstretch

Outstrip

OUTWRESTLE

Ovariotomy

ABSTRACT to draw away

Overachieve

Overanalyse

Overanalysie

Overanalyze

Overarousal

Overarrange

Overassert

Overbalance

Overbleach

Overbrows

Overcasting

Overcaution

A curious vote, sadly going for the ultra-safe option (wordplay)

CLASSIFY to arrange in categories

COMPRESS to {compact=v}

Overconcern

CONSUMED consume

Overconsume

Overcontrol

Overcorrect

Overdesign

Overdevelop

DISCOUNT to reduce the price of

Clothing too finely

Overeducate

EMPHASES emphasis

Promises have produced too much stress

Excessive stress

Excessive underlining

Take too seriously.

Rate too highly

Value too highly

EXERCISE to perform a set drill

Overexplain

Overexploit

EXPOSING expose

Too much publicity

Photo given too much light

Too much visibility

Overfatigue

Overfocus

FOCUSSED focus

FOCUSSES focus

Overfulfill

Overgarment

Too bountiful

Overharvest

Overhunting

Overindulge

Overinflate

ISSUANCE the act of {issuing=v}

Superior feudal position

Ruling position

Spare house in Westminster - trendy 9 enjoyed it

Subdued Balls and Miliband welcoming upright head of state

Subdued

Overmodest