TOEFL: 400 Must- Have Words

Question 0

To leave; to give up

Answer 0

Abandon

Question 1

Abandon

Answer 1

1. Abandon (v) /əˈbændən/
   To leave; to give up
2. To save their lives, the sailors had to abandon the sinking ship.

Parts of speech
• Abandonment ( n )

Abandon:
ترک کردن ،ترک گفتن

Sailor: /ˈseɪlə $ -ər/
دريا نورد ، ملوان ، قايق بادباني ، ملاح ، ناوي

Sinking:
فرورفتگى ،نشست

Question 2

Adversely

Answer 2

2. Adversely (adv.) /ˈædvɜːs $ -ɜːrs/
   In a harmful way; negatively
3. Excessive rainfall early in the spring can adversely affect the planting of crops.

Usage tips:
Adversely is often followed by affect.

Parts of speech:
• adversity (n)
• adverse (adj)

Adversely:
بطور مخالف، بطور مضر.

Excessive: /ɪkˈsesɪv/
زياد،فراوان ،مفرط،بيش ازاندازه

Planting:
کاشت

Question 3

In a harmful way; negatively

Answer 3

Adversely

Question 4

Aggregate

Answer 4

3. Aggregate (adj.) /ˈæɡrɪɡət, ˈæɡrɪɡɪt/
   Gathered into or amounting to a whole
4. It is impossible to judge last year’s performance without knowing the aggregate sales numbers.

Usage tips:
Aggregate is often followed by a term like sum, total, or numbers.

Parts of speech:
• aggregate (v)
• aggregate( n)

Aggregate:
،مجموعه ،جمع امده ،جمع شده ، انبوه ،تراکم

Question 5

Gathered into or amounting to a whole

Answer 5

Aggregate

Question 6

Cultivation

Answer 6

4. Cultivation (n) /ˌkʌltəˈveɪʃən, ˌkʌltɪˈveɪʃən/
   Preparing the land to grow crops; improvement for agricultural purposes
5. With the development of land cultivation, hunters and gatherers were able to settle in one place.

Parts of speech
• cultivate (v)

Cultivation:
اطلاعات دانه پاشيدن ،پرورش ،کشت ،زراعت

Improvement:
بهبود دادن ،اصلاح کردن ،ترقى ،بهبود،پيشرفت ،بهترشدن ،بهسازى

Agricultural:
فلاحتى ،زراعتى ،کشاورزى

Question 7

Preparing the land to grow crops; improvement for agricultural purposes

Answer 7

Cultivation

Question 8

Fertilize

Answer 8

5. Fertilize (v) /ˈfɜːtəlaɪz, ˈfɜːtɪlaɪz $ ˈfɜːrtl-aɪz/
   To supply with nourishment for plants by adding helpful substances to the soil
6. This farm fertilizes tomatoes more than any other crop.

Parts of speech:
• fertilizer (n)
• fertilization (n)

Fertilize:
بارور کردن ،حاصلخيز کردن ،لقاح کردن ،کود دادن

Nourishment: /ˈnʌrɪʃmənt $ ˈnɜː-, ˈnʌ-/
غذا،قوت ،خوراک ،تغذيه

Substance:
material

Soil: /sɔɪl/
زمین

Question 9

To supply with nourishment for plants by adding helpful substances to the soil

Answer 9

Fertilize

Question 10

Intensify

Answer 10

6. Intensify (v) /ɪnˈtensəfaɪ, ɪnˈtensɪfaɪ/
   To increase in power; to act with increased strength
7. Jacob’s long absence intensified his certainty that he should marry Rose.

Parts of speech:
• intensification (n)
• intense (adj)

Intensify:
تقويت کردن ،افزايش دادن ،سخت کردن ،تشديد کردن

Strength: /streŋθ, strenθ/
قدرت ، نيرومندي ، سنگ ، قوّت

Absence: /ˈæbsəns/
نبودن ،غيبت ،فقدان

Certainty: /ˈsɜːtnti $ ˈsɜːr-/
اطمينان ، جزم ، قطعيّت ، يقين

Question 11

To increase in power; to act with increased strength

Answer 11

Intensify

Question 12

Irrigation

Answer 12

7. Irrigation (n) /ˌɪrəˈɡeɪʃən, ˌɪrɪˈɡeɪʃən/
   The supplying of water to dry land
8. In dry areas of the country, you can see ditches all over the farmland for irrigation.

Parts of speech:
• irrigate (v)

Irrigation:
آبيارى

Ditch: /dɪtʃ/
راه آب، جوى

Farmland:
کشتزار

Question 13

The supplying of water to dry land

Answer 13

Irrigation

Question 14

Obtain

Answer 14

8. Obtain (v)
   To gain possession of; to get
9. After a series of difficult interviews, he finally was able to obtain the job.

Question 15

To gain possession of; to get

Answer 15

Obtain

Question 16

Photosynthesis

Answer 16

9. Photosynthesis (n). /ˌfoʊtəˈsɪnθɪsəs /
   The process by which green plants make their own food by combining water, salts, and carbon dioxide in the presence of light.
10. Oxygen is a by-product of the process of photosynthesis.

Parts of speech:
• photosynthesize (v)

Photosynthesis:
ايجاد وتشکيل مواد الى در گياهان بکمک روشنايى ،ترکيب مواد بکمک نور

Presence:
وجود،پيشگاه ،پيش ،درنظر مجسم کننده ،وقوع وتکرار،حضور

By-product:
فراورده فرعى ،محصول فرعى ،نتيجه فرعى

Question 17

The process by which green plants make their own food by combining water, salts, and carbon dioxide in the presence of light.

Answer 17

Photosynthesis

Question 18

Precipitation

Answer 18

10. Precipitation (n) / prɪˌsɪpəˈteɪʃən/
    Water that falls to the Earth’s surface
11. In the Pacific Northwest, the high level of precipitation ensures rich, green plant life.

Precipitation:
ته‌ نشيني‌، ريزش ،ميزان بارندگى ،بارش

Question 19

Water that falls to the Earth’s surface

Answer 19

Precipitation