Learn on PengiVocabulary for the College Bound Student (Grade 8)Chapter 4: Words Derived From Greek

Lesson 2: MACRO, Micro, A (An), Mono (Mon), Poly

In this Grade 8 vocabulary lesson from Vocabulary for the College Bound Student, students study five Greek roots — MACRO, MICRO, A (AN), MONO (MON), and POLY — and their meanings such as "large," "small," "not/without," "one," and "many." Students learn to define and apply words like macrocosm, microscopic, anesthesia, anomaly, monogamy, and monolith by connecting each term to its Greek origin. Practice exercises reinforce correct usage in context, building the precise academic vocabulary expected at the college-preparatory level.

Section 1

Sizing Up: The Root MACRO

Let's start big! These words all use the root MACRO to describe things that are large-scale or long.

Key Words

macro (n.)macrocosm (n.)macron (n.)macroscopic (adj.)

Example Usage

  • Staring at the stars makes you feel tiny in the vastness of the macrocosm.
  • The dictionary uses a macron (a long-vowel mark) to show the 'a' in 'fame' is pronounced differently from the 'a' in 'fan'.
  • While a cell is microscopic, an elephant is a macroscopic creature, easily visible to the naked eye.

Section 2

A Closer Look: The Root MICRO

From the biggest things to the smallest, these words share the root MICRO, which points to things that are tiny or minute.

Key Words

microbe (n.)microbicide (n.)microdont (adj.)microfilm (n.)
microgram (n.)micrometer (n.)microorganism (n.)microsecond (n.)
microsurgery (n.)microvolt (n.)microwatt (n.)microwave (n.)

Example Usage

  • The miracle of microsurgery allows doctors to repair even the smallest damaged nerves.
  • To save space, the library keeps old newspapers on microfilm.
  • A micrometer is a tool that can measure tiny distances with incredible accuracy, something a regular ruler could never do.

Section 3

The "Not" Prefixes: A and AN

Sometimes a prefix can change everything. The prefixes A and AN mean "not" or "without," turning a word into its opposite.

Key Words

amoral (adj.)amorphous (adj.)anarchy (n.)anemia (n.)
anesthesia (n.)anesthetic (n.)anhydrous (adj.)anomaly (n.)
anomalous (adj.)anonymous (adj.)anoxia (n.)apnea (n.)
aseptic (adj.)asymptomatic (adj.)atheism (n.)atrophy (n.)
atypical (adj.)

Example Usage

  • A sudden snowstorm in the desert would be a startling anomaly.
  • The generous donation to the school was anonymous, so no one knew who to thank.
  • A patient who is asymptomatic doesn't show any outward signs of the illness they have.

Section 4

Focus on One: The Root MONO

Let's focus on the number one! All of these words use the root MONO or MON to signify something is single, alone, or one-of-a-kind.

Key Words

monarchy (n.)monochromatic (adj.)monocle (n.)monogamy (n.)
monogram (n.)monograph (n.)monolith (n.)monolithic (adj.)
monolog(ue) (n.)monomania (n.)monomorphic (adj.)monosyllabic (adj.)
monotheism (n.)monotonous (adj.)

Example Usage

  • His quest to find the lost treasure grew into a dangerous monomania, consuming all his thoughts.
  • A long, boring lecture can feel like a monologue if the speaker never interacts with the audience.
  • The artist's early work was monochromatic, using only shades of gray.

Section 5

More is More: The Root POLY

Why have one when you can have many? The root POLY is the opposite of MONO and is all about having many of something.

Key Words

polyarchy (n.)polychromatic (adj.)polygamy (n.)polyglot (n.)
polyglot (n.)polygon (n.)polymorphic (adj.)polyphonic (adj.)
polysyllabic (adj.)polytechnic (adj.)polytheism (n.)

Example Usage

  • The ancient Greeks practiced polytheism, as they worshipped many gods and goddesses like Zeus, Hera, and Apollo.
  • My cousin is a polyglot who can switch between speaking Spanish, Japanese, and English with ease.
  • A high school that offers classes in welding, coding, and engineering could be called a polytechnic institution.

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Chapter 4: Words Derived From Greek

  1. Lesson 1

    Lesson 1: Phobia, Phil, Mis, Dys, Eu

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  2. Lesson 2Current

    Lesson 2: MACRO, Micro, A (An), Mono (Mon), Poly

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  3. Lesson 3

    Lesson 3: Logy, Bio, Tomy (Tom), Pod, Homo, Hetero, Hyper, HYPO

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  4. Lesson 4

    Lesson 4: ENDO, Exo, Archy, Geo, Path, Morph, Peri

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Lesson overview

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Section 1

Sizing Up: The Root MACRO

Let's start big! These words all use the root MACRO to describe things that are large-scale or long.

Key Words

macro (n.)macrocosm (n.)macron (n.)macroscopic (adj.)

Example Usage

  • Staring at the stars makes you feel tiny in the vastness of the macrocosm.
  • The dictionary uses a macron (a long-vowel mark) to show the 'a' in 'fame' is pronounced differently from the 'a' in 'fan'.
  • While a cell is microscopic, an elephant is a macroscopic creature, easily visible to the naked eye.

Section 2

A Closer Look: The Root MICRO

From the biggest things to the smallest, these words share the root MICRO, which points to things that are tiny or minute.

Key Words

microbe (n.)microbicide (n.)microdont (adj.)microfilm (n.)
microgram (n.)micrometer (n.)microorganism (n.)microsecond (n.)
microsurgery (n.)microvolt (n.)microwatt (n.)microwave (n.)

Example Usage

  • The miracle of microsurgery allows doctors to repair even the smallest damaged nerves.
  • To save space, the library keeps old newspapers on microfilm.
  • A micrometer is a tool that can measure tiny distances with incredible accuracy, something a regular ruler could never do.

Section 3

The "Not" Prefixes: A and AN

Sometimes a prefix can change everything. The prefixes A and AN mean "not" or "without," turning a word into its opposite.

Key Words

amoral (adj.)amorphous (adj.)anarchy (n.)anemia (n.)
anesthesia (n.)anesthetic (n.)anhydrous (adj.)anomaly (n.)
anomalous (adj.)anonymous (adj.)anoxia (n.)apnea (n.)
aseptic (adj.)asymptomatic (adj.)atheism (n.)atrophy (n.)
atypical (adj.)

Example Usage

  • A sudden snowstorm in the desert would be a startling anomaly.
  • The generous donation to the school was anonymous, so no one knew who to thank.
  • A patient who is asymptomatic doesn't show any outward signs of the illness they have.

Section 4

Focus on One: The Root MONO

Let's focus on the number one! All of these words use the root MONO or MON to signify something is single, alone, or one-of-a-kind.

Key Words

monarchy (n.)monochromatic (adj.)monocle (n.)monogamy (n.)
monogram (n.)monograph (n.)monolith (n.)monolithic (adj.)
monolog(ue) (n.)monomania (n.)monomorphic (adj.)monosyllabic (adj.)
monotheism (n.)monotonous (adj.)

Example Usage

  • His quest to find the lost treasure grew into a dangerous monomania, consuming all his thoughts.
  • A long, boring lecture can feel like a monologue if the speaker never interacts with the audience.
  • The artist's early work was monochromatic, using only shades of gray.

Section 5

More is More: The Root POLY

Why have one when you can have many? The root POLY is the opposite of MONO and is all about having many of something.

Key Words

polyarchy (n.)polychromatic (adj.)polygamy (n.)polyglot (n.)
polyglot (n.)polygon (n.)polymorphic (adj.)polyphonic (adj.)
polysyllabic (adj.)polytechnic (adj.)polytheism (n.)

Example Usage

  • The ancient Greeks practiced polytheism, as they worshipped many gods and goddesses like Zeus, Hera, and Apollo.
  • My cousin is a polyglot who can switch between speaking Spanish, Japanese, and English with ease.
  • A high school that offers classes in welding, coding, and engineering could be called a polytechnic institution.

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 4: Words Derived From Greek

  1. Lesson 1

    Lesson 1: Phobia, Phil, Mis, Dys, Eu

    LearnPractice
  2. Lesson 2Current

    Lesson 2: MACRO, Micro, A (An), Mono (Mon), Poly

    LearnPractice
  3. Lesson 3

    Lesson 3: Logy, Bio, Tomy (Tom), Pod, Homo, Hetero, Hyper, HYPO

    LearnPractice
  4. Lesson 4

    Lesson 4: ENDO, Exo, Archy, Geo, Path, Morph, Peri

    LearnPractice