Build Your Korean Word Power

noun

The action of becoming larger or more extensive in size, volume, or scope. Often used in physics (gases) or economics (market expansion).

"온도가 올라가면 공기는 팽창하기 시작한다."

noun

The process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure. Also used metaphorically for disappearance.

"햇볕이 뜨거워지자 바닥의 물이 금방 증발했다."

noun

The action of making a duplicate or copy of something, particularly DNA, cells, or entire organisms. Can also refer to illegal copying of media.

"연구진은 생쥐의 세포를 복제하는 데 성공했다."

noun

A chance or opportunity that starts or triggers a change or event. Frequently used in TOEFL Speaking Task 1 and Task 2 to explain personal motivations or historical triggers.

"그 사고는 안전 규칙을 강화하는 계기가 되었다."

noun

A book or a set of written or printed sheets of paper bound together. Used in TOEFL for more formal academic references to literature or research materials.

"도서관에는 수만 권의 전문 서적이 소장되어 있다."

noun

A physical entity or association that exists in the observable universe, such as a star, planet, comet, or galaxy.

"망원경을 사용하면 멀리 있는 천체를 관측할 수 있습니다."

noun

Something that exists in the imagination or is simulated by a computer, rather than being physically real.

"가상 현실 기술이 빠르게 발전하고 있습니다."

noun

Practical use or utility; the quality of being useful in real-life situations rather than just being theoretical.

"이 디자인은 미적인 것보다 실용에 중점을 두었습니다."

noun

The contents or subjects of study that make up a curriculum in an educational institution.

"새로운 교과 과정이 내년부터 적용됩니다."

noun

A person who has received a Master's degree, or the degree itself, which is a level of graduate study above a bachelor's but below a doctorate.

"그녀는 미국에서 경영학 석사 학위를 받았습니다."

noun

A formal talk or speech given to an audience on a specific subject, often by an expert.

"그 유명한 작가의 강연을 들으러 갔어요."

noun

A student who travels to a foreign country to study at a partner university for a set period as part of a mutual agreement between the schools.

"내년에 일본으로 교환학생을 가기로 했어요."

noun

The location or site conditions of a building, business, or facility. It can also figuratively refer to one's standing or position in a group or society.

"이 편의점은 입지 조건이 아주 좋습니다."

noun

The act of handling or dealing with a difficult situation, problem, or change effectively.

"위기 상황에서의 빠른 대처가 피해를 줄였습니다."

noun

The act of looking through, reading, or inspecting documents, books, or records, especially in a library or public office.

"도서관 자료는 관내에서만 열람이 가능합니다."

noun

The act of including, containing, or recording a piece of work, information, or data within a book, collection, or database.

"이 책에는 작가의 초기 작품들이 수록되어 있습니다."

noun

The act of explaining or describing something in great detail. It is the opposite of a summary.

"그 방법의 구체적인 내용은 아래에 상술되어 있습니다."

noun

The curved path of a celestial object or spacecraft around a star, planet, or moon; or a fixed track/path of progress.

"인공위성이 지구 궤도를 돌고 있다."

noun

The undergraduate department or division of a university. It refers to the college level where students work toward a Bachelor's degree.

"그는 법학부 학생이다."

noun

A period of time in which students are taught a specific subject in a school or university. It refers to the actual class session.

"오늘 한국어 수업이 오후 2시에 있다."

noun

A formal test of a person's knowledge or proficiency in a particular subject or skill. It is a central part of the academic evaluation process.

"내일 영어 시험이 있어서 공부해야 한다."

noun

The ability to acquire and apply knowledge and skills; intelligence.

"인공 지능은 현대 사회의 많은 부분을 변화시키고 있습니다."

noun

The chemical processes that occur within a living organism in order to maintain life; metabolism.

"운동은 신진대사를 활발하게 해줍니다."

noun

The act of buying, selling, or exchanging goods, services, or money. It involves a deal or transaction between two or more parties.

"두 회사 사이에 대규모 거래가 성사되었습니다."

noun

Water or other liquid diffused in a small quantity as vapor, within a solid, or condensed on a surface. It can also refer to pollination in plants.

"겨울철에는 피부에 수분을 공급하는 것이 중요합니다."

verb

To expect or predict a future event or situation based on current information or trends.

"전문가들은 경제가 내년에 회복될 것으로 예상합니다."

noun

The state of being prosperous, flourishing, or growing vigorously.

"이 도시는 무역을 통해 크게 번성했다."

noun

The process of making or producing goods on a large scale using machinery; manufacturing.

"이 공장은 자동차 부품을 제조합니다."

noun

The amount of rain, snow, sleet, or hail that falls to the ground in a specific area during a specific period.

"올해는 작년보다 연간 강수량이 적습니다."

verb

To translate written text from one language into another. Relevant for language learners and TOEFL contexts involving linguistics.

"이 소설은 전 세계 20개 언어로 번역되었습니다."

noun

An explanation, commentary, or exposition of a difficult topic or work. Relevant for understanding lecture content and problem-solving sections.

"전문가의 해설을 들으니 이해가 잘 됩니다."

noun

An opinion or conclusion formed on the basis of incomplete information; a guess or conjecture.

"그의 결석 원인에 대해 여러 추측이 오갔다."

verb

To view or watch a performance, movie, exhibition, or sports game. It implies a formal or intentional observation of an artistic or organized event.

"우리는 주말에 미술관에서 전시회를 관람했다."

verb

To start an activity again after a pause or interruption. This word is often found in TOEFL news snippets or history passages regarding negotiations or projects.

"양국은 중단되었던 대화를 재개하기로 했습니다."

noun

Electromagnetic radiation with a wavelength shorter than that of visible light, but longer than X-rays. It is present in sunlight.

"자외선 차단제를 바르는 것이 피부 건강에 좋습니다."

noun

Materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain.

"우리는 한정된 천연자원을 아껴 써야 합니다."