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.""

Objectivity.

OBJECTIVIST

Objectivity

Obscurantism

People deliberately vague

Obscureness

Obsolescence

Obsolescent

Obstetrical

Doctors specialising in childbirth

They make deliveries

Prenatal docs

""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.""

Cousteau, for one

One who studies the seas

Woods Hole scientist.

The exploration and scientific study of the ocean and its phenomena. Also called oceanology .

Oceanologist

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

The cardinal number equal to 10 57 .

People in their 80's

People in their ninth decade

80 year olds

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.

In people (wordplay)

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

Officious

Oleandomycin

Olfactometer

Trade

Able to judge or deal with all matters omnicompetence   n

Omnipresence

Oneiromancy

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

Onomastician

Like "buzz" and "whir"

In an ontological manner.

Onychophoran

""Pl. opisthobranchs Any of various marine gastropod mollusks of the subclass Opisthobranchia, characterized by gills, a shell that is reduced or absent, and two pairs of tentacles.""

Ready to take any advantage

Taking immediate advantage

Exploiting passing advantages

Oracularity

Orchestrater

Stage-managing

Getting it into the right scale for music or bosom (wordplay)

Arrangement for lecture about royal box

Arrangement of gold part encircling box

Composer's skill

Orchestrator

Biology ()

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

Of or pertaining to orismology.

""Of, belonging to, or characteristic of the order Ornithischia.""

Orthoepical

""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.""

Ossification

Osteomalacia

Osteosarcoma

Ototoxicity

OUTDISTANCE

Outplacement

Outpolitick

OUTREPRODUCE

Outreproduce

Outstretch

Ovariectomy

Word with prefix over-

Excess quantity

Excessive quantity

Surplus, excess

Overachiever

ACHIEVING achieve

A bracing novel oddly needing to be straightened

Overbleach

Past tense or past participle

CIVILIZED civilize

COMMITTED commit

Overconcern

Cocky drunk I've confronted

Too sure of oneself

Excessively self-assured

CONSCIOUS Possessing the faculty of knowing one's own thoughts or mental operations.

""CONSTRUCT To put together the constituent parts of (something) in their proper place and order; to build; to form; to make; as, to construct an edlifice. as, to construct an edlifice.""

CONSUMING consume

Overcorrect

Too credulous.

DECORATED decorate

Overdecorate

Overdirect

Overdiscount

Overdocument

DOMINANCE

EDUCATING educate

""EDUCATION The act or process of educating; the result of educating, as determined by the knowledge skill, or discipline of character, acquired; also, the act or process of training by a prescribed or customary course of study or discipline; as, an education for the bar or the pulpit; he has finished his education. as, an education for the bar or the pulpit; he has finished his education.""

""ENCOURAGE To give courage to; to inspire with courage, spirit, or hope; to raise, or to increase, the confidence of; to animate; enhearten; to incite; to help forward; the opposite of discourage. discourage.""

ENERGETIC

EXERCISED exercise

Overexercise

FOCUSSING focus

Overissuance

MEDICATED medicate

Overmedicate

PACKAGING package

""PRESCRIBE To lay down authoritatively as a guide, direction, or rule of action; to impose as a peremptory order; to dictate; to appoint; to direct.""

Overprocess

Overprocess

PRODUCING produce

Overprotect

REACTIONS reaction

Overreliance

""SECRETION The act of secreting or concealing; as, the secretion of dutiable goods. as, the secretion of dutiable goods.""

SERVICING service

""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.""

Too thinly spread

Made excessive demands on

Too extended

Overstretch

*... subscapular...

*... subscapular ...

Oxaloacetate

Black and white wader

Pied coastal wading bird

Bird of the seashore