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