Serial |
Word |
Meaning |
1 |
oaken adj. |
Made of or from oak |
2 |
oakum n. |
Hemp-fiber obtained by untwisting and picking out loosely the yarns of old hemp rope |
3 |
obdurate adj. |
Impassive to feelings of humanity or pity |
4 |
obelisk n. |
A square shaft with pyramidal top, usually monumental or commemorative |
5 |
obese adj. |
Exceedingly fat |
6 |
obesity n. |
Excessive fatness |
7 |
obituary adj. |
A published notice of a death |
8 |
objective adj. |
Grasping and representing facts as they are |
9 |
objector n. |
One who objects, as to a proposition, measure, or ruling |
10 |
obligate v. |
To hold to the fulfillment of duty |
11 |
obligatory adj. |
Binding in law or conscience |
12 |
oblique adj. |
Slanting; said of lines |
13 |
obliterate v. |
To cause to disappear |
14 |
oblivion n. |
The state of having passed out of the memory or of being utterly forgotten |
15 |
oblong adj. |
Longer than broad: applied most commonly to rectangular objects considerably elongated |
16 |
obnoxious adj. |
Detestable |
17 |
obsequies n. |
Funeral rites |
18 |
obsequious adj. |
Showing a servile readiness to fall in with the wishes or will of another |
19 |
observance n. |
A traditional form or customary act |
20 |
observant adj. |
Quick to notice |
21 |
observatory n. |
A building designed for systematic astronomical observations |
22 |
obsolescence n. |
The condition or process of gradually falling into disuse |
23 |
obsolescent adj. |
Passing out of use, as a word |
24 |
obsolete adj. |
No longer practiced or accepted |
25 |
obstetrician n. |
A practitioner of midwifery |
26 |
obstetrics n. |
The branch of medical science concerned with the treatment and care of women during pregnancy |
27 |
obstinacy n. |
Stubborn adherence to opinion, arising from conceit or the desire to have one’s own way |
28 |
obstreperous adj. |
Boisterous |
29 |
obstruct v. |
To fill with impediments so as to prevent passage, either wholly or in part |
30 |
obstruction n. |
Hindrance |
31 |
obtrude v. |
To be pushed or to push oneself into undue prominence |
32 |
obtrusive adj. |
Tending to be pushed or to push oneself into undue prominence |
33 |
obvert v. |
To turn the front or principal side of (a thing) toward any person or object |
34 |
obviate v. |
To clear away or provide for, as an objection or difficulty |
35 |
occasion n. |
An important event or celebration |
36 |
Occident n. |
The countries lying west of Asia and the Turkish dominions |
37 |
occlude v. |
To absorb, as a gas by a metal |
38 |
occult adj. |
Existing but not immediately perceptible |
39 |
occupant n. |
A tenant in possession of property, as distinguished from the actual owner |
40 |
occurrence n. |
A happening |
41 |
octagon n. |
A figure with eight sides and eight angles |
42 |
octave n. |
A note at this interval above or below any other, considered in relation to that other |
43 |
octavo n. |
A book, or collection of paper in which the sheets are so folded as to make eight leaves |
44 |
octogenarian adj. |
A person of between eighty and ninety years |
45 |
ocular adj. |
Of or pertaining to the eye |
46 |
oculist n. |
One versed or skilled in treating diseases of the eye |
47 |
oddity n. |
An eccentricity |
48 |
ode n. |
The form of lyric poetry anciently intended to be sung |
49 |
odious adj. |
Hateful |
50 |
odium n. |
A feeling of extreme repugnance, or of dislike and disgust |
51 |
odoriferous adj. |
Having or diffusing an odor or scent, especially an agreeable one |
52 |
odorous adj. |
Having an odor, especially a fragrant one |
53 |
off adj. |
Farther or more distant |
54 |
offhand adv. |
Without preparation |
55 |
officiate v. |
To act as an officer or leader |
56 |
officious adj. |
Intermeddling with what is not one’s concern |
57 |
offshoot n. |
Something that branches off from the parent stock |
58 |
ogre n. |
A demon or monster that was supposed to devour human beings |
59 |
ointment n. |
A fatty preparation with a butter-like consistency in which a medicinal substance exists |
60 |
olfactory adj. |
of or pertaining to the sense of smell |
61 |
olive-branch n. |
A branch of the olive-tree, as an emblem of peace |
62 |
ominous adj. |
Portentous |
63 |
omission n. |
Exclusion |
64 |
omnipotence n. |
Unlimited and universal power |
65 |
Omnipotent adj. |
Possessed of unlimited and universal power |
66 |
omniscience n. |
Unlimited or infinite knowledge |
67 |
omniscient adj. |
Characterized by unlimited or infinite knowledge |
68 |
omnivorous adj. |
Eating or living upon food of all kinds indiscriminately |
69 |
onerous adj. |
Burdensome or oppressive |
70 |
onrush n. |
Onset |
71 |
onset n. |
An assault, especially of troops, upon an enemy or fortification |
72 |
onslaught n. |
A violent onset |
73 |
onus n. |
A burden or responsibility |
74 |
opalescence n. |
The property of combined refraction and reflection of light, resulting in smoky tints |
75 |
opaque adj. |
Impervious to light |
76 |
operate v. |
To put in action and supervise the working of |
77 |
operative adj. |
Active |
78 |
operator n. |
One who works with or controls some machine or scientific apparatus |
79 |
operetta n. |
A humorous play in dialogue and music, of more than one act |
80 |
opinion n. |
A conclusion or judgment held with confidence, but falling short of positive knowledge |
81 |
opponent n. |
One who supports the opposite side in a debate, discussion, struggle, or sport |
82 |
opportune adj. |
Especially fit as occurring, said, or done at the right moment |
83 |
opportunist n. |
One who takes advantage of circumstances to gain his ends |
84 |
opportunity n. |
Favorable or advantageous chance or opening |
85 |
opposite adj. |
Radically different or contrary in action or movement |
86 |
opprobrium n. |
The state of being scornfully reproached or accused of evil |
87 |
optic n. |
Pertaining to the eye or vision |
88 |
optician n. |
One who makes or deals in optical instruments or eye-glasses |
89 |
optics n. |
The science that treats of light and vision, and all that is connected with sight |
90 |
optimism n. |
The view that everything in nature and the history of mankind is ordered for the best |
91 |
option n. |
The right, power, or liberty of choosing |
92 |
optometry n. |
Measurement of the powers of vision |
93 |
opulence n. |
Affluence |
94 |
opulent adj. |
Wealthy |
95 |
oral adj. |
Uttered through the mouth |
96 |
orate v. |
To deliver an elaborate or formal public speech |
97 |
oration n. |
An elaborate or formal public speech |
98 |
orator n. |
One who delivers an elaborate or formal speech |
99 |
oratorio n. |
A composition for solo voices, chorus, and orchestra, generally taken from the Scriptures |
100 |
oratory n. |
The art of public speaking |
101 |
ordeal n. |
Anything that severely tests courage, strength, patience, conscience, etc |
102 |
ordinal n. |
That form of the numeral that shows the order of anything in a series, as first, second, third |
103 |
ordination n. |
A consecration to the ministry |
104 |
ordnance n. |
A general name for all kinds of weapons and their appliances used in war |
105 |
orgies n. |
Wild or wanton revelry |
106 |
origin n. |
The beginning of that which becomes or is made to be |
107 |
original adj. |
Not copied nor produced by imitation |
108 |
originate v. |
To cause or constitute the beginning or first stage of the existence of |
109 |
ornate adj. |
Ornamented to a marked degree |
110 |
orthodox adj. |
Holding the commonly accepted faith |
111 |
orthodoxy n. |
Acceptance of the common faith |
112 |
orthogonal adj. |
Having or determined by right angles |
113 |
orthopedic adj. |
Relating to the correcting or preventing of deformity |
114 |
orthopedist n. |
One who practices the correcting or preventing of deformity |
115 |
oscillate v. |
To swing back and forth |
116 |
osculate v. |
To kiss |
117 |
ossify v. |
to convert into bone |
118 |
ostentation n. |
A display dictated by vanity and intended to invite applause or flattery |
119 |
ostracism n. |
Exclusion from intercourse or favor, as in society or politics |
120 |
ostracize v. |
To exclude from public or private favor |
121 |
ought v. |
To be under moral obligation to be or do |
122 |
oust v. |
To eject |
123 |
out-and-out adv. |
Genuinely |
124 |
outbreak n. |
A sudden and violent breaking forth, as of something that has been pent up or restrained |
125 |
outburst n. |
A violent issue, especially of passion in an individual |
126 |
outcast n. |
One rejected and despised, especially socially |
127 |
outcry n. |
A vehement or loud cry or clamor |
128 |
outdo v. |
To surpass |
129 |
outlandish adj. |
Of barbarous, uncouth, and unfamiliar aspect or action |
130 |
outlast v. |
To last longer than |
131 |
outlaw n. |
A habitual lawbreaker |
132 |
outlive v. |
To continue to exist after |
133 |
out-of-the-way adj. |
Remotely situated |
134 |
outpost n. |
A detachment of troops stationed at a distance from the main body to guard against surprise |
135 |
outrage n. |
A gross infringement of morality or decency |
136 |
outrageous adj. |
Shocking in conduct |
137 |
outreach v. |
To reach or go beyond |
138 |
outride v. |
To ride faster than |
139 |
outrigger n. |
A part built or arranged to project beyond a natural outline for support |
140 |
outright adv. |
Entirely |
141 |
outskirt n. |
A border region |
142 |
outstretch v. |
To extend |
143 |
outstrip v. |
To go beyond |
144 |
outweigh v. |
To surpass in importance or excellence |
145 |
overdo v. |
To overtax the strength of |
146 |
overdose n. |
An excessive dose, usually so large a dose of a medicine that its effect is toxic |
147 |
overeat v. |
To eat to excess |
148 |
overhang n. |
A portion of a structure which projects or hangs over |
149 |
overleap v. |
To leap beyond |
150 |
overlord n. |
One who holds supremacy over another |
151 |
overpass v. |
To pass across or over, as a river |
152 |
overpay v. |
To pay or reward in excess |
153 |
overpower v. |
To gain supremacy or victory over by superior power |
154 |
overproduction n. |
Excessive production |
155 |
overreach v. |
To stretch out too far |
156 |
overrun v. |
To infest or ravage |
157 |
oversee v. |
To superintend |
158 |
overseer n. |
A supervisor |
159 |
overshadow v. |
To cast into the shade or render insignificant by comparison |
160 |
overstride v. |
To step beyond |
161 |
overthrow v. |
To vanquish an established ruler or government |
162 |
overtone n. |
A harmonic |
163 |
overture n. |
An instrumental prelude to an opera, oratorio, or ballet |
164 |
overweight n. |
Preponderance |