쉐도잉 연습: Why Do We Call It AM and PM? The Surprisingly Ancient Reason [ID0801] - YouTube로 영어 말하기 배우기

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If you've spent your entire life checking the time,
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If you've spent your entire life checking the time,
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setting alarms, or arranging schedules,
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then you've probably come across something so normal that you never even questioned it.
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The labels AM and PM.
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They're printed on clocks, digital displays,
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airline tickets, calendars, and phones.
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So familiar that we rarely stop to think about what they actually mean.
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But behind these two simple abbreviations lies a long history of astronomy,
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ancient civilizations, Roman influence,
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and the way humans have always tried to bring order to something as wild and unstoppable as time itself.
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Today, we're diving deep into why we call the first half of the day AM,
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the second half PM, and why the world still uses this system,
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even when there's an alternative 24-hour clock available.
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Let's explore right here on History of Simple Things.
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To understand AM and PM,
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you need to go all the way back to the civilizations that lived and died under the movement of the sun.
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For thousands of years, humans used sunlight as their primary reference for time,
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when the sun rose, when it was at its highest point,
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and when it set.
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The midpoint of the day,
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when the sun is directly overhead,
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was incredibly important for navigation,
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rituals, farming, and even survival.
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Ancient Egyptians used sundials thousands of years ago,
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dividing daylight into 12 hours based purely on the movement of shadows.
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But it wasn't until the ancient Romans
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that the idea of naming the periods before and after the sun's highest point became more formal and linguistic.
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They used Latin not just for religion or literature, but for daily life.
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So naturally, timekeeping terminology evolved in Latin as well.
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This brings us to the actual words.
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AM stands for ante meridiem,
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which literally means before midday or before the meridian,
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with meridium referring to the sun's position at its apex.
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Meanwhile, PM stands for post-meridium, meaning after midday.
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The concept is simple.
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The 12-hour cycle resets every time the sun reaches that midpoint.
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From midnight until just before noon,
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everything is considered ante meridium,
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leading up to the sun's highest point.
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And from noon until just before the next midnight, everything is post meridium.
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What's interesting is
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that these terms refer specifically to the sun's position relative to an imaginary line in the sky called the meridian,
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essentially a vertical arc running from the north pole to the south pole across your location.
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At solar noon, the sun crosses this meridian,
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marking that exact midpoint of the day.
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So a.m and p.m are literally describing the sun's cosmic travel schedule.
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Now here's something that confuses almost everyone at some point.
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Why is 12 p.m actually noon and 12 a.m actually midnight?
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Shouldn't noon be neither before nor after midday?
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You're right.
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By strict definition, noon is neither a.m nor p.m.
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Same with midnight.
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But because the timekeeping system needed labels for schedules,
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clocks, and communication, we applied the terms anyway.
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Historically, there were attempts to fix this.
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Some clocks used the word noon and midnight instead of a.m p.m.
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Some old railways labeled midnight as zero o'clock and noon as 12m.
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But eventually, by widespread convention,
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not by logic, 12 p.m became noon simply
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because it's easier to treat the numbers increasing after 12 o'clock as entering the post-midday cycle.
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Midnight got stuck with 12 a.m because it begins the before-midday hours.
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It's not mathematically elegant, but it's how the world standardized it.
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As you might expect, the 12-hour AM-PM format isn't universal.
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A large portion of the world uses the 24-hour clock,
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also known as military time.
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In that format, the day runs from 0 o'clock to 23.59 without resetting halfway way.
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Midnight is zero o'clock.
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Noon is 12 o'clock.
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And instead of saying 8 PM,
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you simply say 20 o'clock.
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It's logical.
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It reduces confusion.
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And it's used heavily in Europe,
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Asia, science, aviation, and medicine.
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So why does the United States,
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Canada, the Philippines, and several other countries still popularly use AM and PM?
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A lot of it comes down to cultural habit,
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historical practice, and the fact that analog clocks,
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which dominated for centuries, were designed around 12-hour cycles.
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The 12-hour format is also easy to read quickly and matches ancient human rhythms tied to daylight and night cycles.
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Even though digital systems allow for 24-hour displays,
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many cultures simply felt no need to change.
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However, the Latin term stuck because English,
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unlike some other languages, borrowed heavily from Latin in its early scientific,
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religious, and academic development.
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Timekeeping was something the Church and astronomers dealt with extensively,
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and both depended on Latin terms.
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So by the time English clocks and schedules became standardized,
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AM and PM were already the accepted scholarly way of referring to the two halves of the day.
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And because English-speaking nations spread their influence globally through trade,
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colonization, and technology, the system went with them.
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The result is that even in countries that now use the 24-hour clock,
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you can still find AM and PM in old documents,
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historic buildings, and traditional literature.
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In the big picture, AM and PM aren't just labels on your alarm clock.
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They're snapshots of history, history,
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echoes of ancient astronomers, Roman scholars,
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sundial makers, church timekeepers, and early scientists who shaped how the modern world understands time.
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The next time you set an early morning alarm or schedule a late-night meeting,
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remember, you're using a system older than most languages,
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older than modern nations, and older than the technology that now depends on it.
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And that system continues to work centuries later because of two simple Latin phrases,
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ante meridium and post meridium.
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If you enjoyed this video,
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please check out our other bingeable channels.

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인기 동영상

맥락 및 배경

우리가 매일 사용하는 AM과 PM이라는 용어는 시간 확인, 알람 설정, 일정 조정 등 일상 생활에서 너무나 익숙한 부분입니다. 하지만 이 간단한 약어들 뒤에는 오랜 역사와 고대 문명, 천문학, 로마의 영향을 포함한 깊은 의미가 숨겨져 있습니다. 본 영상에서는 이 두 용어가 어떻게 형성되었는지, 그리고 이러한 시스템이 여전히 우리가 사용하는 이유에 대해 이야기합니다. 시간의 흐름을 우리가 어떻게 정리했는지를 탐구하는 이 과정은 영어 발음을 배우고자 하는 여러분에게 많은 도움이 될 수 있습니다.

일상 커뮤니케이션을 위한 상위 5개 구문

  • AM과 PM의 의미는 무엇인가요?
  • 해가 가장 높은 지점에서의 시간은 중요합니다.
  • 고대 로마에서는 시간을 영어로 어떻게 기록했을까요?
  • 12시가 정오와 자정인 이유는 무엇인가요?
  • 시간을 정리하는 방법에 대해 배워봅시다.

단계별 쉐도우 잉글리시 가이드

쉐도우 스피킹 연습을 통해 영어 발음을 교정하는 과정은 매우 중요합니다. 영상의 내용을 따라하며 언어 발음의 정확성을 높일 수 있는 단계를 소개합니다:

  1. 1단계: 영상의 처음부터 끝까지 천천히 시청합니다. 전체 맥락을 이해합니다.
  2. 2단계: 각 구문을 찾아내고 발음을 집중적으로 연습합니다. 예를 들어, “AM과 PM의 의미는 무엇인가요?”와 같은 질문을 반복해 보세요.
  3. 3단계: 스크립트를 참고하여 문장을 따라해 보세요. 이때 발음에 집중하며, “해가 가장 높은 지점에서의 시간이 중요합니다.”처럼 특정 구문을 강하게 발음해보세요.
  4. 4단계: 쉐도우 스피킹 연습을 진행합니다. 영상의 내용을 들으며 동시에 발음을 따라하세요. 이 과정에서 여러 번 반복하여 발음을 교정합니다.
  5. 5단계: 연습이 끝난 후, 자신이 발음한 내용을 녹음하여 모니터링합니다. 이를 통해 어떤 부분에서 개선이 필요한지 스스로 파악합니다.

이러한 단계를 통해 영어 발음 교정이 가능합니다. 사용자들은 유튜브 영어 공부를 통해 다양한 콘텐츠를 활용하면서 효과적인 방법으로 쉐도우 스피킹을 연습할 수 있습니다.

쉐도잉이란? 영어 실력을 빠르게 키우는 과학적 방법

쉐도잉(Shadowing)은 원래 전문 통역사 훈련을 위해 개발된 언어 학습 기법으로, 다언어 학자인 Dr. Alexander Arguelles에 의해 대중화된 방법입니다. 핵심 원리는 간단하지만 매우 강력합니다: 원어민의 영어를 들으면서 1~2초의 짧은 지연으로 즉시 소리 내어 따라 말하는 것——마치 '그림자(shadow)'처럼 화자를 따라가는 것입니다. 문법 공부나 수동적인 청취와 달리, 쉐도잉은 뇌와 입 근육이 동시에 실시간으로 영어를 처리하고 재현하도록 훈련합니다. 연구에 따르면 이 방법은 발음 정확도, 억양, 리듬, 연음, 청취력, 말하기 유창성을 크게 향상시킵니다. IELTS 스피킹 준비와 자연스러운 영어 소통을 원하는 분들에게 특히 효과적입니다.

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