Roots Vocabulary Flashcards

Vocabulary Roots and Definitions

• Root: circ

  • Definition: Round, around
  • Sample Words:
  • Circle: A round shape or figure.
  • Circumference: The distance around a circle.

• Root: dia

  • Definition: Across, through
  • Sample Words:
  • Diameter: A straight line going through the center of a circle, connecting two points on the circumference.
  • Dialogue: A conversation between two or more people, indicating a process of understanding across ideas.

• Root: dis

  • Definition: Apart
  • Sample Words:
  • Dissolve: To break apart or fade away in a solution.
  • Disagree: To have a different opinion, indicating an apartness of ideas.

• Root: equi

  • Definition: Equal
  • Sample Words:
  • Equilateral: A triangle with all sides equal.
  • Equilibrium: A state of balance between opposing forces.

• Root: extra

  • Definition: Outside, above
  • Sample Words:
  • Extraterrestrial: Originating or located outside Earth.
  • Extravagant: Spending more than is necessary, beyond limits.

• Root: intra/o

  • Definition: Within
  • Sample Words:
  • Intravenous: Within a vein.
  • Intranet: A private network within an organization.

• Root: inter

  • Definition: Between/among
  • Sample Words:
  • International: Between or among nations.
  • Interpersonal: Relating to interactions between people.

• Root: ir

  • Definition: Not
  • Sample Words:
  • Irregular: Not regular or normal in pattern.
  • Irrational: Not logical or reasonable.

• Root: mal

  • Definition: Bad
  • Sample Words:
  • Malfunction: A failure to function properly.
  • Malicious: Intended to do harm or bad.

• Root: mid

  • Definition: Middle
  • Sample Words:
  • Midterm: A test in the middle of a term.
  • Midpoint: The exact middle point of a line segment.

• Root: mis

  • Definition: Wrong
  • Sample Words:
  • Mistake: An error or wrong action.
  • Misinterpret: To interpret incorrectly.

• Root: per

  • Definition: Through, throughout
  • Sample Words:
  • Permeate: To spread throughout something.
  • Perception: The ability to see, hear, or become aware of something throughout the senses.

• Root: peri

  • Definition: Around
  • Sample Words:
  • Periscope: An instrument for seeing above the level of the surrounding area.
  • Perimeter: The distance around a geometric figure.

• Root: post

  • Definition: After, behind
  • Sample Words:
  • Postpone: To delay or arrange for a later time.
  • Postwar: The period after a war.

• Root: pseudo

  • Definition: False
  • Sample Words:
  • Pseudonym: A fictitious name used by an author.
  • Pseudoscience: Claims or beliefs that are falsely presented as scientific.

• Root: super

  • Definition: Higher, beyond
  • Sample Words:
  • Supernatural: Beyond the natural world.
  • Supercharge: To increase beyond normal capacity.

• Root: tele

  • Definition: Distant
  • Sample Words:
  • Telephone: A device for transmitting sound over distances.
  • Television: Device for receiving images and sounds from a distance.

• Root: trans

  • Definition: Across, beyond
  • Sample Words:
  • Transport: To carry something from one place to another.
  • Translate: To convert text or speech from one language to another.

• Root: astro

  • Definition: Star
  • Sample Words:
  • Astronomy: The study of celestial bodies.
  • Astrologer: A person who interprets the stars for divination or awareness.

• Root: audi

  • Definition: Hear
  • Sample Words:
  • Audio: Sound or related to hearing.
  • Audiobook: A recording of a book read aloud.

• Root: avi

  • Definition: Bird
  • Sample Words:
  • Aviary: A large enclosure for keeping birds.
  • Aviation: The science of flying or operating aircraft.

• Root: cide

  • Definition: Kill
  • Sample Words:
  • Homicide: The act of killing a human.
  • Pesticide: A substance used for killing pests.

• Root: dict

  • Definition: Words/say
  • Sample Words:
  • Dictionary: A reference book containing words and their meanings.
  • Dictate: To say or read aloud for someone else to write down.