13-Letter Words Starting with O

Distasteful - noble Jacobite (anagram)

Distasteful

Obnoxious

""OBJECTION The act of objecting; as, to prevent agreement, or action, by objection. as, to prevent agreement, or action, by objection.""

Obliqueness

Obliteration

Disregardfulness

Obnubilation

Abstract noun (-ity)

Derived from visual evidence

Derived from visual examination - noble aviators (anagram)

Obsessional

Obsolescence

Obsolescent

Obstetrical

(tr) to gain possession of; acquire; get

""OCCIDENTAL Of, pertaining to, or situated in, the occident, or west; western; opposed to oriental; as, occidental climates, or customs; an occidental planet. oriental; as, occidental climates, or customs; an occidental planet.""

Oceanologist

Of or pertaining to ochlocracy; having the form or character of an ochlocracy; mobocratic.

The cardinal number equal to 10 57 .

Octosyllabic

Octosyllable

ODONTOBLAST One of the more or less columnar cells on the outer surface of the pulp of a tooth; an odontoplast. They are supposed to be connected with the formation of dentine.

""(Life Sciences & Allied Applications / Plants) any epiphytic orchid of the tropical American genus Odontoglossum, having clusters of brightly coloured flowers""

Odoriferous

In people (wordplay)

Presumably, these are in the foundations at work for those with seats

Oleandomycin

One or two spreads (wordplay)

Invention of 1868

*Kitchen sub*

Olfactometer

Trade

ONOMASTIC Applied to a signature when the body of the instrument is in another's handwriting.

Onomatology

One versed in the history of names.

In an ontological manner.

Openability

Without reservation

Openmouthed

Operability

How doctors perform in the theatre (wordplay)

Having no leader, manage sensibly with respect to employment

Treatment of eye problems

Study of eyes

Branch of medicine concerned with the eye

Opinionated

Opprobrious

Optionality

Oracularity

Orderliness

""ORGIASTIC Pertaining to, or of the nature of, orgies.""

ORIENTALIZE to render Oriental; to cause to conform to Oriental manners or conditions.

""ORIENTATION The act or process of orientating; determination of the points of the compass, or the east point, in taking bearings.""

Originality

Originative

Of or pertaining to orismology.

Ornithology

Birdman (or woman)

Person who studies birds

Student of birds

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

Orthoepical

""ORTHOGONAL Rightangled; rectangular; as, an orthogonal intersection of one curve with another. as, an orthogonal intersection of one curve with another.""

""ORTHOGONAL Rightangled; rectangular; as, an orthogonal intersection of one curve with another. as, an orthogonal intersection of one curve with another.""

""OSCILLATION The act of oscillating; a swinging or moving backward and forward, like a pendulum; vibration.""

Oscillograph

OSCILLOGRAPH a device for making a record of the wave forms of fluctuating .

Oscilloscope

""OSCILLOSCOPE An electronic measuring instrument which provides a visual representation of the time variation of electrical quantities, such as voltage or current. It may be used to measure the shape of a voltage pulse or the frequency of an oscillating voltage. It can also be used to measure properties of other physical variables, such as sound or light intensity, if they can be translated into electrical voltage or current.""

Osteomalacia

A usually bacterial infection of bone and bone marrow in which the resulting inflammation can lead to a reduction of blood supply to the bone.

Osteoplasty

Outdeliver

Outgeneral

Outglitter

OUTMANIPULATE

Outplacement

Outpolitick

OUTPOPULATE

Exceptionally well

AMPLIFIED amplify

ANALYZING analyze

A bracing novel oddly needing to be straightened

Overbearing

BEJEWELED bejewel

Overbleach

CIVILIZED civilize

Too credulous.

Overdevelop

Too complicated

Decorate too much

Showing excessive feeling

Showing excessive feelings

adv. across a barrier or intervening space

Overexploit

""FERTILIZE To make fertile or enrich; to supply with nourishment for plants; to make fruitful or productive; as, to fertilize land, soil, ground, and meadows. as, to fertilize land, soil, ground, and meadows.""

Overfulfill

""Inflected form of GLAMORIZE Inflected form of GLAMOR to bewitch, also GLAMOUR""

IDEALIZED idealize

Overidealize

Prone to spoil (others)

Yielding too much to temptation

Too ready to allow others their way

INDULGING indulge

INFLATING inflate

One cause of premature tread wear (4,9)

Overlengthen

Overlordship

PEDALLING pedal

Having too many people

Overpopulate

Too educated (for a job)

Having passed too many exams

REGULATED regulate

Overregulate

Overreliance

Overserious

Overslaugh

""SPECULATE To consider by turning a subject in the mind, and viewing it in its different aspects and relations; to meditate; to contemplate; to theorize; as, to speculate on questions in religion; to speculate on political events. as, to speculate on questions in religion; to speculate on political events.""

""STABILITY The state or quality of being stable, or firm; steadiness; firmness; strength to stand without being moved or overthrown; as, the stability of a structure; the stability of a throne or a constitution. as, the stability of a structure; the stability of a throne or a constitution.""

""STIMULATE To excite as if with a goad; to excite, rouse, or animate, to action or more vigorous exertion by some pungent motive or by persuasion; as, to stimulate one by the hope of reward, or by the prospect of glory. as, to stimulate one by the hope of reward, or by the prospect of glory.""

Oversupply

TALKATIVE Given to much talking.

UTILIZING utilize

Excessive valuation; overestimate.

Overweening

Overwithhold

""OVIPOSITION The depositing of eggs, esp. by insects.""

Oxaloacetate

See Hemoglobin.Hemoglobin.