- oaken Dictionary lookup
adj. Made of or from oak.
- oakum Dictionary lookup
n. Hemp-fiber obtained by untwisting and picking out loosely the yarns of old hemp rope.
- obdurate Dictionary lookup
adj. Impassive to feelings of humanity or pity.
- obelisk Dictionary lookup
n. A square shaft with pyramidal top, usually monumental or commemorative.
- obese Dictionary lookup
adj. Exceedingly fat.
- obesity Dictionary lookup
n. Excessive fatness.
- obituary Dictionary lookup
adj. A published notice of a death.
- objective Dictionary lookup
adj. Grasping and representing facts as they are.
- objector Dictionary lookup
n. One who objects, as to a proposition, measure, or ruling.
- obligate Dictionary lookup
v. To hold to the fulfillment of duty.
- obligatory Dictionary lookup
adj. Binding in law or conscience.
- oblique Dictionary lookup
adj. Slanting; said of lines.
- obliterate Dictionary lookup
v. To cause to disappear.
- oblivion Dictionary lookup
n. The state of having passed out of the memory or of being utterly forgotten.
- oblong Dictionary lookup
adj. Longer than broad: applied most commonly to rectangular objects considerably elongated
- obnoxious Dictionary lookup
adj. Detestable.
- obsequies Dictionary lookup
n. Funeral rites.
- obsequious Dictionary lookup
adj. Showing a servile readiness to fall in with the wishes or will of another.
- observance Dictionary lookup
n. A traditional form or customary act.
- observant Dictionary lookup
adj. Quick to notice.
- observatory Dictionary lookup
n. A building designed for systematic astronomical observations.
- obsolescence Dictionary lookup
n. The condition or process of gradually falling into disuse.
- obsolescent Dictionary lookup
adj. Passing out of use, as a word.
- obsolete Dictionary lookup
adj. No longer practiced or accepted.
- obstetrician Dictionary lookup
n. A practitioner of midwifery.
- obstetrics Dictionary lookup
n. The branch of medical science concerned with the treatment and care of women during
- obstreperous Dictionary lookup
adj. Boisterous.
- obstruct Dictionary lookup
v. To fill with impediments so as to prevent passage, either wholly or in part.
- obstruction Dictionary lookup
n. Hindrance.
- obtrude Dictionary lookup
v. To be pushed or to push oneself into undue prominence.
- obtrusive Dictionary lookup
adj. Tending to be pushed or to push oneself into undue prominence.
- obvert Dictionary lookup
v. To turn the front or principal side of (a thing) toward any person or object.
- obviate Dictionary lookup
v. To clear away or provide for, as an objection or difficulty.
- occasion Dictionary lookup
n. An important event or celebration.
- Occident Dictionary lookup
n. The countries lying west of Asia and the Turkish dominions.
- occlude Dictionary lookup
v. To absorb, as a gas by a metal.
- occult Dictionary lookup
adj. Existing but not immediately perceptible.
- occupant Dictionary lookup
n. A tenant in possession of property, as distinguished from the actual owner.
- occurrence Dictionary lookup
n. A happening.
- octagon Dictionary lookup
n. A figure with eight sides and eight angles.
- octave Dictionary lookup
n. A note at this interval above or below any other, considered in relation to that other.
- octavo Dictionary lookup
n. A book, or collection of paper in which the sheets are so folded as to make eight leaves.
- octogenarian Dictionary lookup
adj. A person of between eighty and ninety years.
- ocular Dictionary lookup
adj. Of or pertaining to the eye.
- oculist Dictionary lookup
n. One versed or skilled in treating diseases of the eye.
- oddity Dictionary lookup
n. An eccentricity.
- ode Dictionary lookup
n. The form of lyric poetry anciently intended to be sung.
- odious Dictionary lookup
adj. Hateful.
- odium Dictionary lookup
n. A feeling of extreme repugnance, or of dislike and disgust.
- odoriferous Dictionary lookup
adj. Having or diffusing an odor or scent, especially an agreeable one.
- odorous Dictionary lookup
adj. Having an odor, especially a fragrant one.
- off Dictionary lookup
adj. Farther or more distant.
- offhand Dictionary lookup
adv. Without preparation.
- officiate Dictionary lookup
v. To act as an officer or leader.
- offshoot Dictionary lookup
n. Something that branches off from the parent stock.
- ogre Dictionary lookup
n. A demon or monster that was supposed to devour human beings.
- ointment Dictionary lookup
n. A fatty preparation with a butter-like consistency in which a medicinal substance exists.
- olfactory Dictionary lookup
adj. of or pertaining to the sense of smell.
- olive-branch Dictionary lookup
n. A branch of the olive-tree, as an emblem of peace.
- ominous Dictionary lookup
adj. Portentous.
- omission Dictionary lookup
n. Exclusion.
- omnipotence Dictionary lookup
n. Unlimited and universal power.
- Omnipotent Dictionary lookup
adj. Possessed of unlimited and universal power.
- omniscience Dictionary lookup
n. Unlimited or infinite knowledge.
- omniscient Dictionary lookup
adj. Characterized by unlimited or infinite knowledge.
- omnivorous Dictionary lookup
adj. Eating or living upon food of all kinds indiscriminately.
- onerous Dictionary lookup
adj. Burdensome or oppressive.
- onrush Dictionary lookup
n. Onset.
- onset Dictionary lookup
n. An assault, especially of troops, upon an enemy or fortification.
- onslaught Dictionary lookup
n. A violent onset.
- onus Dictionary lookup
n. A burden or responsibility.
- opalescence Dictionary lookup
n. The property of combined refraction and reflection of light, resulting in smoky tints.
- opaque Dictionary lookup
adj. Impervious to light.
- operate Dictionary lookup
v. To put in action and supervise the working of.
- operative Dictionary lookup
adj. Active.
- operator Dictionary lookup
n. One who works with or controls some machine or scientific apparatus.
- operetta Dictionary lookup
n. A humorous play in dialogue and music, of more than one act
- opinion Dictionary lookup
n. A conclusion or judgment held with confidence, but falling short of positive knowledge.
- opponent Dictionary lookup
n. One who supports the opposite side in a debate, discussion, struggle, or sport.
- opportune Dictionary lookup
adj. Especially fit as occurring, said, or done at the right moment.
- opportunist Dictionary lookup
n. One who takes advantage of circumstances to gain his ends.
- opportunity Dictionary lookup
n. Favorable or advantageous chance or opening.
- opposite Dictionary lookup
adj. Radically different or contrary in action or movement.
- opprobrium Dictionary lookup
n. The state of being scornfully reproached or accused of evil.
- optic Dictionary lookup
n. Pertaining to the eye or vision.
- optician Dictionary lookup
n. One who makes or deals in optical instruments or eye-glasses.
- optics Dictionary lookup
n. The science that treats of light and vision, and all that is connected with sight.
- optimism Dictionary lookup
n. The view that everything in nature and the history of mankind is ordered for the best.
- option Dictionary lookup
n. The right, power, or liberty of choosing.
- optometry Dictionary lookup
n. Measurement of the powers of vision.
- opulence Dictionary lookup
n. Affluence.
- opulent Dictionary lookup
adj. Wealthy.
- oral Dictionary lookup
adj. Uttered through the mouth.
- orate Dictionary lookup
v. To deliver an elab or formal public speech.
- oration Dictionary lookup
n. An elaborate or formal public speech.
- orator Dictionary lookup
n. One who delivers an elaborate or formal speech.
- oratorio Dictionary lookup
n. A composition for solo voices, chorus, and orchestra, generally taken from the Scriptures.
- oratory Dictionary lookup
n. The art of public speaking.
- ordeal Dictionary lookup
n. Anything that severely tests courage, strength, patience, conscience, etc.
- ordinal Dictionary lookup
n. That form of the numeral that shows the order of anything in a series, as first, second, third.
- ordination Dictionary lookup
n. A consecration to the ministry.
- ordnance Dictionary lookup
n. A general name for all kinds of weapons and their appliances used in war.
- orgies Dictionary lookup
n. Wild or wanton revelry.
- origin Dictionary lookup
n. The beginning of that which becomes or is made to be.
- original Dictionary lookup
adj. Not copied nor produced by imitation.
- originate Dictionary lookup
v. To cause or constitute the beginning or first stage of the existence of.
- ornate Dictionary lookup
adj. Ornamented to a marked degree.
- orthodox Dictionary lookup
adj. Holding the commonly accepted faith.
- orthodoxy Dictionary lookup
n. Acceptance of the common faith.
- orthogonal Dictionary lookup
adj. Having or determined by right angles.
- orthopedic Dictionary lookup
adj. Relating to the correcting or preventing of deformity
- orthopedist Dictionary lookup
n. One who practices the correcting or preventing of deformity
- oscillate Dictionary lookup
v. To swing back and forth.
- osculate Dictionary lookup
v. To kiss.
- ossify Dictionary lookup
v. to convert into bone.
- ostentation Dictionary lookup
n. A display dictated by vanity and intended to invite applause or flattery.
- ostracism Dictionary lookup
n. Exclusion from intercourse or favor, as in society or politics.
- ostracize Dictionary lookup
v. To exclude from public or private favor.
- ought Dictionary lookup
v. To be under moral obligation to be or do.
- oust Dictionary lookup
v. To eject.
- out-and-out Dictionary lookup
adv. Genuinely.
- out-of-the-way Dictionary lookup
adj. Remotely situated.
- outbreak Dictionary lookup
n. A sudden and violent breaking forth, as of something that has been pent up or restrained.
- outburst Dictionary lookup
n. A violent issue, especially of passion in an individual.
- outcast Dictionary lookup
n. One rejected and despised, especially socially.
- outcry Dictionary lookup
n. A vehement or loud cry or clamor.
- outdo Dictionary lookup
v. To surpass.
- outlandish Dictionary lookup
adj. Of barbarous, uncouth, and unfamiliar aspect or action.
- outlast Dictionary lookup
v. To last longer than.
- outlaw Dictionary lookup
n. A habitual lawbreaker.
- outlive Dictionary lookup
v. To continue to exist after.
- outpost Dictionary lookup
n. A detachment of troops stationed at a distance from the main body to guard against surprise.
- outrage Dictionary lookup
n. A gross infringement of morality or decency.
- outrageous Dictionary lookup
adj. Shocking in conduct.
- outreach Dictionary lookup
v. To reach or go beyond.
- outride Dictionary lookup
v. To ride faster than.
- outrigger Dictionary lookup
n. A part built or arranged to project beyond a natural outline for support.
- outright Dictionary lookup
adv. Entirely.
- outskirt Dictionary lookup
n. A border region.
- outstretch Dictionary lookup
v. To extend.
- outstrip Dictionary lookup
v. To go beyond.
- outweigh Dictionary lookup
v. To surpass in importance or excellence.
- overdo Dictionary lookup
v. To overtax the strength of.
- overdose Dictionary lookup
n. An excessive dose, usually so large a dose of a medicine that its effect is toxic.
- overeat Dictionary lookup
v. To eat to excess.
- overhang Dictionary lookup
n. A portion of a structure which projects or hangs over.
- overleap Dictionary lookup
v. To leap beyond.
- overlord Dictionary lookup
n. One who holds supremacy over another.
- overpass Dictionary lookup
v. To pass across or over, as a river.
- overpay Dictionary lookup
v. To pay or reward in excess.
- overpower Dictionary lookup
v. To gain supremacy or victory over by superior power.
- overproduction Dictionary lookup
n. Excessive production.
- overreach Dictionary lookup
v. To stretch out too far.
- overrun Dictionary lookup
v. To infest or ravage.
- oversee Dictionary lookup
v. To superintend.
- overseer Dictionary lookup
n. A supervisor.
- overshadow Dictionary lookup
v. To cast into the shade or render insignificant by comparison.
- overstride Dictionary lookup
v. To step beyond.
- overthrow Dictionary lookup
v. To vanquish an established ruler or government.
- overtone Dictionary lookup
n. A harmonic.
- overture Dictionary lookup
n. An instrumental prelude to an opera, oratorio, or ballet.
- overweight Dictionary lookup
n. Preponderance.