1. di- = apart
division [di`viʒən](n.) the process od separating people or things into smaller groups +of
EX. Civil war eventually led to a permanent division of the country.
divison of sth into sth
EX. Many parents opposed the divison of the classes into different sets.
(n.) the process of separating something into smaller parts and sharing it among two or more people +of
EX. the divison of the land after the previous owner died
divison of sth between/ among sb
EX. a fair divison of responsibilities among the members of the committee
(n.) part of organization
(n.) a calculation in mathematics of how many times a number is contained in a larger number
(n.) a disagreement between people, especially between people who belong to the same group
EX. The argument revealed deep divisons in the ranks of the Party.
(n.) a difference in the way that people within the same community or country live, how much money they have, how educated they are etc
EX. the growing divison between rich and poor
(n.) system of voting
(n.) separation of cells
divorce(v.) to take legal action to end your marrige
(n.)a legal way of ending a marrige
get a divorce
EX. Is it true Tom's getting a divorce?
end in divorce
EX. Both of her marriages ended in divorce.
grounds for divorce = a good reason for it
EX. Does he have grounds for divorce?
differentiate(v.) to see or show a difference between things
EX. Present your main arguments in clearly differentiated paragraphs.
(v.) to be the quality or fact that makes one thing different from another
EX. The ability to speak differentiates humans from other animals.
2. de- = down; away from
departure(n.) an occasion when someone leaves a job or an organization
EX. Things had got worse since his departure from head office.
(n.) an occasion when someone leaves a place, for example to go on a journey
EX. The house was quiet again, after the noise of their departure.
(n.) the time when a plane, bus, or train that leaves a place
EX. a 10 o'clock departure
(n.) a plane, bus, or train that leaves a place
EX. The next departure for New York will be at 11.
(n.) something vew and different
EX. Being a teacher is a totally new departure for me.
depreciate(v.) to become less valuable than before
(v.)[ formal ]to make something seem less important than it really is
descend(v.)[ formal ] to go down a mountain or slope, or to go downstairs
(v.) to come nearer to the ground
EX. The plane was preparing to descend.
(v.) to become lower
(v.)[ literary ] if night or darkness descends, it starts to get dark
if something such as a feeling or quality descends, people start to experience it
EX. Total silence descended.
3. dia- = through
diagnose [`daɪəgnoz](v.) to find out what physical or mental problem someone has by examining them
EX. These questions help doctors diagnose personality disorders.
diagnose sb with sth
EX. When Eva was first diagnosed with cancer she was twenty.
diagnose sb/sth as sth
EX. A psychiatrist diagnosed her as severely depressed.
(v.) to find out why something such as a piece of equipment or software is not working
EX. Scanning software can diagnose general disk faults.
dialogue [`daɪə͵lɔg](n.) a process in which two people or groups have discussions in order to solve problems
EX. the need for dialogue between both parents
EX. They are trying to open a dialogue with the opposing party.
(n.) the words characters speak in a bood, play, or flim
diameter[daɪ`æmətɚ](n.) a straight line that crosses a circle through the centre
4. ann- = year
annuity [ə`njuətɪ](n.) a fixed amount of money that someone receives regularly each year
(n.) an amount of money that is invested in order to earn interest that is then paid to someone each year for the rest of their life
annual(adj.) happening once a year
(adj.) calculated or considered over a period of one year
EX. an annual salary/ total/ average
(n.) a book or magazine published once every year
(n.) a plant that grows and dies in the same year
anniversary(n.) a date when you celebrate something that happened in a previous year that is important to you
EX. There was a concert to mark the 10th anniversary of Mandela's release from jail.
5. cr- 狀聲詞
crispy(adj.) food that is crispy is firm in a pleasant way, and makes a noise when you bite it
crack(n.) a short sudden loud noise like a small explosion
crash(n.) a loud noisd like the sound of two hard things hitting each other and breaking
6. sub- = under
subconscious(adj.) relating to thoughts or feelings that you have but do not think about, or do not realize you have
EX. You dislike of water is perhaps due to a subconscious fear of drowning.
submarine(n.) a ship that can travel both on the surface of the water and under water
(adj.)[ technical ] under the surface of the sea
submerge(v.) to put something completely under water
EX. Floods have submerged parts of the island, killing 29 people.
(v.)[ usually passive ] if something is submerged, it becomes hidden so that people do not notice it or think about it
EX. She felt her individuality was being submerged by family life.
submerge yourself in sth= to become very involved in something so that you do not think about anything else
7. auto- = self
autobiography(n.) a book about your life that you write yourself
automatic(adj.) an automatic machine or process words by itself rather than being operated by people
EX. an automatic door
(adj.) dome without conscious thought or intention, especially because of habit
(adj.) happening as a result of specific conditions, rules, or laws, without a special decision being made
EX. Taxpayers who do not send in their forms face an automatic fine.
autonomy [ɔ`tɑnəmɪ] (n.) a situation in which a state, region, or organization is independent and has the power to govern itself
EX. Rebel leaders are demanding autonomy for the region.
(n.) the power to make your own decisions
EX. New regulations have severely restricted the autonomy of doctors.
8. mono- = one
monogamy[mə`nɑgəmɪ](n.) the practice of being married to only one person at a time
monopoly(n.) a company that has complete control of the product or service it provides because it is the only company that provides it
EX. It is the government's intention to break up all monopolies.
a virtual/near monopoly
EX. The company has a virtual monopoly on tea sales.
enjoy/ exercise/ have/ hold a monopoly
EX. He did not enjoy an absolute monopoly.
(n.) something that only one person or group of people has
EX. Celebrities don't have a monopoly on being interesting.
monochrome[`mɑnə͵krom](adj.) able to show or produce only black, white, and grey
(adj.) in art, using different shades of a single colour
9. bi- = two
binoculars [bɪ`nɑkjəlɚs](n.) a piece of equipment with two parts that you hold against your eyes and look through to see distant objects more clearly
bisexual(adj.) sexually attracted to both men and women
bilingual[baɪ`lɪŋgwəl](adj.) someone who is bilingual is able to speak two languages extremely well
(adj.) involving or written in two languages
(n.) someone who is biolingual
10. tri- = three
triangle(n.) a flat shape that has straight sides and three angles
trilogy [`trɪlədʒɪ](n.) a series of three books, films, or plays
trilateral [`traɪ`lætərəl](adj.) involving three countries or organizations
EX. trilateral negotiations
11. qua- = four
quatrain(n.) [ technical ] a group of four lines in a poem
quarter(n.) one of four equal parts of something
EX. Over a quarter of our income goes on food.
(n.) one of four periods of 15 minutes that an hour is divided into when you are telling the time
(n.) coin with 25 cents
(v.) to cut something into four equal parts
EX. Quarter the apples and put them in a dish.
quadriplegic[͵kwɑdrə`plɛdʒɪk](adj.) someone who is quadriplegic has an illness or injury below their neck
12. penta- = five
pentagram(n.) a star with five points that is often used as a magic symbol
pentagon(n.) a shape with five sides, usually of equal length, and angles greater than 90°
pentameter(n.) [ technical ] a line of poetry with five strong beats
13. oct- = eight
octagon(n.) a shape with eight straight sides of equal length
octave(n.) a seriesof eight musical notes in a musical scale
octogenarian [͵ɑktədʒə`nɛrɪən](n.)[ formal ] someone who is between 80 and 89 years old
14. nov= new
novice(n.) someone who is just beginning to learn a skill or subject
EX. Climbing in the Himalayas is not for novices.
innovation(n.) a new idea, method, piece of equipment etc
renovate(v.) to make something old look new again by repairing and improving it, especially a building