Roots Vocabulary Review - English 12

root: circ

Definition: Round, around

Sample Word #1: circle
Definition: A round shape where all points are equidistant from the center.

Sample Word #2: circumference
Definition: The distance around a circle. The total length of the boundary that surrounds the circle.

Sample Word #3: circumvent
Definition: To find a way through an obstacle, often avoiding the main approach.

root: dia

Definition: Across, through

Sample Word #1: diameter
Definition: A straight line passing from one side of a circle to the other through the center.

Sample Word #2: diaphragm
Definition: A muscular partition separating the thorax from the abdomen, often involved in respiration.

Sample Word #3: diagnose
Definition: To identify a disease or condition from its signs and symptoms, through thorough examination.

root: dis

Definition: Apart

Sample Word #1: disagree
Definition: To have or express a different opinion.

Sample Word #2: disapprove
Definition: To have an unfavorable opinion or judgment.

Sample Word #3: dissect
Definition: To cut apart for examination, typically in a scientific or educational context.

root: equi

Definition: Equal

Sample Word #1: equidistant
Definition: Being at equal distances from two points. For example, my house is equidistant from the Food Lion and Publix.

Sample Word #2: equivalence
Definition: The state of being equal or equivalent in value, amount, function, or meaning.

Sample Word #3: equity
Definition: Fairness or justice in the way people are treated.

root: extra

Definition: Outside, above

Sample Word #1: extraordinary
Definition: Very unusual or remarkable; something that goes beyond what is ordinary.

Sample Word #2: extraterrestrial
Definition: Relating to beings or things that are from beyond the Earth.

Sample Word #3: extrovert
Definition: A person who is outgoing and enjoys social interaction.

root: intra/o

Definition: Within

Sample Word #1: intravenous
Definition: Existing or taking place within a vein. Often refers to therapy or medications administered through the veins.

Sample Word #2: introvert
Definition: A shy or reserved person, often who prefers solitary or small-group interactions.

Sample Word #3: intramural
Definition: Activities, typically sports, conducted within a single institution or organization.

root: inter

Definition: Between/among

Sample Word #1: interstate
Definition: Situated or occurring between states, often referring to highways that connect multiple states.

Sample Word #2: interval
Definition: A pause or break in activity; the period between two events.

Sample Word #3: international
Definition: Existing, occurring, or carried on between nations.

root: ir

Definition: Not

Sample Word #1: irresponsible
Definition: Not showing a proper sense of responsibility.

Sample Word #2: irrational
Definition: Not logical or reasonable; lacking sound judgment.

Sample Word #3: irredeemable
Definition: Not redeemable; unable to be saved, improved, or corrected.

root: mal

Definition: Bad

Sample Word #1: malfunction
Definition: The failure to function normally or satisfactorily.

Sample Word #2: malnutrition
Definition: A state of poor nutrition or insufficient intake of essential nutrients.

Sample Word #3: malicious
Definition: Intending or intended to do harm.

root: mid

Definition: Middle

Sample Word #1: midriff
Definition: The middle part of the body, particularly between the chest and the waist.

Sample Word #2: midterm
Definition: An examination or assessment occurring in the middle of an academic term.

Sample Word #3: midday
Definition: The middle of the day; typically noon.

root: mis

Definition: Wrong

Sample Word #1: mispronounce
Definition: To pronounce incorrectly.

Sample Word #2: misbehave
Definition: To behave in a way that is considered wrong or inappropriate.

Sample Word #3: misguided
Definition: Having or showing faulty judgment or reasoning.

root: per

Definition: Through, throughout

Sample Word #1: pervade
Definition: To spread through or be present throughout; often used to describe smells or feelings.

Sample Word #2: permanent
Definition: Lasting or intended to last indefinitely without change.

Sample Word #3: permeate
Definition: To spread throughout something, to penetrate or seep into.

root: peri

Definition: Around

Sample Word #1: periscope
Definition: An optical instrument for viewing objects that are out of sight, often used in submarines.

Sample Word #2: peripheral
Definition: Relating to or situated on the edge or periphery; away from the center.

Sample Word #3: perimeter
Definition: The continuous line forming the boundary of a closed geometric figure.

root: post

Definition: After, behind

Sample Word #1: postpone
Definition: To delay or arrange for something to occur at a later time.

Sample Word #2: posthumous
Definition: Occurring or published after the death of an individual.

Sample Word #3: postpartum
Definition: Referring to the period following childbirth.

root: pseudo

Definition: False

Sample Word #1: pseudonym
Definition: A fictitious name used by an author instead of their real name.

Sample Word #2: pseudoscience
Definition: Claims or beliefs mistakenly regarded as being based on the scientific method.

Sample Word #3: pseudointellectual
Definition: A person who pretends an interest in intellectual matters for reasons of status.

root: super

Definition: Higher, beyond

Sample Word #1: superhuman
Definition: Exceeding the standard human abilities, often possessing powers or capabilities beyond normal.

Sample Word #2: superior
Definition: Higher in rank, status, or quality.

Sample Word #3: supersonic
Definition: Relating to speeds faster than the speed of sound.

root: tele

Definition: Distant

Sample Word #1: telephone
Definition: A device to transmit sound to a distant location.

Sample Word #2: telescope
Definition: An instrument for observing distant objects by collecting electromagnetic radiation.

Sample Word #3: telecommunications
Definition: The communication over a distance by cable, telegraph, telephone, or broadcasting.

root: trans

Definition: Across, beyond

Sample Word #1: transportation
Definition: The action of moving something from one place to another.

Sample Word #2: transcontinental
Definition: Extending across a continent.

Sample Word #3: transfer
Definition: The act of moving something from one place to another or from one person to another.