在线common roots课程其他-中国考试

n

e

c

r

o

p

h

i

l

␣

n

e

c

r

o

s

i

s

␣

n

e

c

r

o

l

o

g

y

necr/o-dead, death; necrophil - loving death; necrosis - the death of tissue due to disease or injury; necrology - a list of persons who have recently died.

n

e

g

a

t

e

␣

n

e

g

a

t

i

v

e

␣

r

e

n

e

g

e

neg-no; negate - to say it didn't happen; negative - meaning "no"; renege - to go back on a promise.

n

e

o

c

l

a

s

i

c

␣

n

e

o

n

a

t

a

l

neo-new, recent; neoclassic - a revival of classic form, neocolonialism - the indirect ("new") economical and political control of a region by a more powerful foreign power; neonatal - a newborn child, especially the first few weeks.

n

e

p

h

r

i

t

i

s

␣

n

e

p

h

r

o

t

o

m

y

␣

n

e

p

h

r

o

n

nephr/o-kidney; nephritis - inflammation of the kidneys; nephrotomy - surgical incision of a kidney; nephron - a single, excretory unit in the kidney.

n

e

u

r

a

l

g

i

a

␣

n

e

u

r

o

l

o

g

i

s

t

␣

n

e

u

r

o

t

i

c

neur/o-nerve; neuralgia - pain along a nerve; neurologist - doctor specializing in the nerves; neurotic - mental disorder that usually does not include an impaired perception of reality.

m

i

s

n

o

m

e

r

␣

n

o

m

i

n

a

l

␣

n

o

m

i

n

a

t

e

nom/in-name; misnomer - an error in naming a person or thing; nominal - being something in name only but not in reality; nominate - to name for election or appointment, to designate.

n

o

n

d

e

s

c

r

i

p

t

␣

n

o

n

f

i

c

t

i

o

n

␣

n

o

n

s

e

n

s

e

non-no, not, without; nondescript - with no special characteristics; nonfiction - true, real, not made-up; nonsense - without sense.

n

o

t

a

b

l

e

␣

n

o

t

a

r

i

z

e

␣

a

n

o

t

a

t

e

not-mark; notable - marked as worthy of attention; notarize - to certify a signature on a legal document; annotate - to add remarks.

a

n

o

u

n

c

e

␣

d

e

n

o

u

n

c

e

␣

e

n

u

n

c

i

a

t

e

noun,-declare; announce - to declare in public; denounce - to proclaim harsh criticism; enunciate - to speak or declare something clearly.

i

n

o

v

a

t

e

␣

n

o

v

e

l

t

y

␣

n

o

v

i

c

e

␣

r

e

n

o

v

a

t

e

nov-new; innovate - to introduce a new way; novelty - something new; novice - a person who is new at a job; renovate - to make something like new again.

e

n

u

m

e

r

a

t

e

␣

n

u

m

e

r

o

l

o

g

y

␣

n

u

m

e

r

o

u

s

numer-number; enumerate - to name a number of items on a list; numerology - the study of magical uses of numbers; numerous - a large number.

o

b

j

e

c

t

␣

o

b

s

c

u

r

e

␣

o

p

o

s

i

t

i

o

n

ob, op-in the way, against; object - to be against something; obscure - hard to understand; opposition - the act of resistance or action against.

o

c

t

a

g

o

n

␣

o

c

t

o

g

e

n

a

r

i

a

n

␣

o

c

t

o

p

u

s

oct/a/o-eight; octagon - a figure with 8 sides and 8 angles; octogenarian - person in his or her 80s; octopus - sea animal with 8 arms.

b

i

n

o

c

u

l

a

r

s

␣

m

o

n

o

c

u

l

a

␣

o

c

u

l

i

s

t

ocu-eye; binoculars - lens device for seeing distances; monocula - relating to one eye; oculist - an eye doctor.

d

i

o

d

e

␣

o

d

o

m

e

t

e

r

␣

t

r

i

o

d

e

od-path, way; diode - an electron tube having two electrodes, a cathode and an anode; odometer - an instrument attached to a vehicle to measure the distance traversed; triode - an electron tube with an anode, a cathode, and a control grid

d

e

o

d

o

r

a

n

t

␣

m

a

l

o

d

o

r

o

u

s

␣

o

d

o

r

i

f

e

r

o

u

s

odor -smell, scent; deodorant - a substance that helps prevent body odor; malodorous - having a terribly bad smell; odoriferous- something that bears or diffuses a scent

o

m

n

i

p

o

t

e

n

t

␣

o

m

n

i

s

c

i

e

n

t

␣

o

m

n

i

v

o

r

o

u

s

␣

e

a

t

i

n

g

␣

a

l

␣

f

o

d

s

.

omni-all; omnipotent - with all the power; omniscient - knowing all things; omnivorous eating all foods.

o

p

t

i

c

␣

o

p

t

i

c

i

a

n

␣

a

u

t

o

p

s

y

op/t/s-eye, visual condition, sight; optic - relating to the eyes; optician - a person who fits eyeglasses; autopsy - the examination of a dead body.

o

p

t

i

m

a

l

␣

o

p

t

i

m

i

z

e

␣

o

p

t

i

m

u

m

opt-best; optimal - the best, the most desirable; optimize - to make the best of; optimum - the best something could be.

o

r

t

h

o

d

o

n

t

i

s

t

␣

o

r

t

h

o

p

e

d

i

c

␣

o

r

t

h

o

g

r

a

p

h

y

ortho-straight; orthodontist - a dentist that straightens teeth; orthopedic - a doctor concerned with the proper alignment of the bones; orthography - the correct way of writing.

word roots1