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Exam: TOEFL

founded

IPA: //ˈfaʊndɪd//

KK: /ˈfaʊndɪd/

adjective

Definition: Having a basis or foundation; established on a solid ground.

Example: The theory is founded on years of research and evidence.

verb

Definition: To create or establish something, such as an organization or institution.

Example: The university was founded in 1890.

founding

IPA: /ˈfaʊndɪŋ/

KK: /ˈfaʊndɪŋ/

adjective

Definition: Relating to the act of establishing or starting something, especially an organization or institution.

Example: The founding principles of the organization emphasize equality and justice.

noun

Definition: The act of starting or establishing something, such as an organization or institution.

Example: The founding of the university took place in 1890.

verb

Definition: To establish or create something, such as an organization or institution.

Example: She is founding a new charity to help the homeless.

fourfold

IPA: /ˈfɔːrfoʊld/

KK: /fɔrfoʊld/

adjective

Definition: Having a value or amount that is four times greater than something else.

Example: The company's profits increased fourfold this year compared to last year.

adverb

Definition: In a way that is four times as much or as many.

Example: The company's profits increased fourfold this year compared to last year.

fovea

IPA: /ˈfoʊviə/

KK: /ˈfoʊviə/

noun

Definition: A small, cup-shaped depression in a bone or organ, particularly in the eye, where vision is sharpest due to the absence of rods.

Example: The fovea is crucial for activities that require detailed vision, such as reading.

frack

IPA: /fræk/

KK: /fræk/

verb

Definition: To use a method of extracting oil or gas from underground by injecting liquid at high pressure to create fractures in the rock.

Example: The company plans to frack the new well to increase oil production.

fracking

IPA: /N/A/

KK: /N/A/

adjective

Definition: Not a valid English word.

Example: Not available

noun

Definition: A method used to extract oil or gas from underground by injecting high-pressure fluid to create fractures in the rock.

Example: Fracking has become a controversial method for extracting natural gas.

fractal

IPA: /ˈfræk.təl/

KK: /ˈfræktəl/

noun

Definition: A complex geometric shape that can be split into parts, each of which is a reduced-scale copy of the whole. These shapes often appear in nature and are used in computer graphics to model irregular patterns.

Example: The artist created a stunning image using fractals to represent natural landscapes.

fraction

IPA: /ˈfrækʃən/

KK: /ˈfrækʃən/

noun

Definition: A part of a whole, often represented as a number divided by another number, like 1/2 or 3/4.

Example: She ate a fraction of the cake before dinner.

fractional

IPA: /ˈfrækʃənl/

KK: /ˈfrækʃənl/

adjective

Definition: Relating to or consisting of parts or pieces rather than a whole.

Example: The fractional ownership model allows multiple people to share the cost of a property.

fractionally

IPA: /ˈfrækʃənəli/

KK: /ˈfrækʃənəli/

adverb

Definition: In a way that involves a small part or portion of something.

Example: The price was fractionally lower than last year.

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