Root Words
Root Words
Root Words
Understand basic meaning without a dictionary Score higher on the PCAT, SAT, ACT, GRE, MCAT, etc
analog- relating to or using signals or information represented by a continuously variable physical quantity such as spatial position or voltage
astronomy- the branch of science that deals with celestial objects, space, and the physical universe as a whole
geology- the study of the earths physical structure and substance, its history, and the processes that act on it
octagon- a plane figure with eight straight sides and eight angles
portage- the carrying of a boat or its cargo between two navigable waters
diameter- a straight line passing from side to side through the center of a body or figure, especially a circle or sphere
reverse- going in or turned toward the direction opposite to that previously stated convert- cause to change in form, character, or function
influx- an arrival or entry of large numbers of people or things fluctuation- a wave motion
locale- a place where something happens or is set, or that has events associated with it
convene- assemble or cause to assemble for a common purpose venture- a risky or daring journey or undertaking
invisible- unable to be seen video- the system of recording, reproducing, or broadcasting moving visual images on or from videotape
graduation- the receiving of an academic degree ingress- a place or means of access; an entrance
convivial- (of a person) cheerful and friendly; jovial vital- absolutely necessary or important; essential, as in vital organs
torsion- the action of twisting or the state of being twisted, esp. of one end of an object relative to the other
telephone- a system that converts acoustic vibrations to electrical signals in order to transmit sound, typically voices, over a distance using wire or radio
aquarium- a transparent tank of water in which fish and other water creatures and plants are kept
sensation- a physical feeling or perception resulting from something that happens to or comes into contact with the body
vocal- of or relating to the human voice invoke- cite or appeal to (someone or something) for an action or in support of an argument
photograph- a picture made using a camera, in which an image is focused onto film or other light-sensitive material and then made visible
maintain- keep at the same level or rate contents- the things that are held or included in something
adjunct- a thing added to something else as a supplementary rather than an essential part
fidelity- faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support
volvox- a green, single-celled aquatic organism that forms minute, free-swimming spherical colonies revolt- rise in rebellion convoluted- intricately folded, twisted, or coiled
audible- able to be heard aural- of or relating to the ear or the sense of hearing
pendant-a piece of jewelry that hangs from a chain worn around the neck
infraction- a violation or infringement of a law, agreement, or set of rules fragment- a small part broken or separated from something
lucid- expressed clearly; easy to understand luminous- bright or shining illustrate- to make something clear by using examples, charts, or pictures
precede- to go before
repel- drive or force (an attack or attacker) back or away impulse- an impelling action or force, driving onward or inducing motion
bicycle- a vehicle composed of two wheels held in a frame one behind the other
solve- find an answer to, explanation for a problem or mystery soluble- able to be dissolved, esp. in water solution- a means of solving a problem or dealing with a difficult situation
abbreviate- shorten
empathy- the ability to understand and share the feelings of another sympathy- feelings of pity and sorrow for someone else's misfortune
society- the aggregate of people living together in a more or less ordered community
select- carefully choose as being the best or most suitable collection- the action or process of collecting someone or something
sequence- a particular order in which related events, movements, or things follow each other
triangle- a plane figure with three straight sides and three angles
nominal- existing in name only homonym- each of two or more words having the same spelling but different meanings :orange
nascent- just coming into existence and beginning to display signs of future potential prenatal- before birth
cognitive- of or being or relating to or involving cognition agnostic- a person who believes that nothing is known or can be known of the existence or nature of God; a person who claims neither faith nor disbelief in God
factory- a building or buildings where goods are manufactured or assembled efface- make oneself appear insignificant or inconspicuous
remit- to transmit or send (money, a check, etc.) to a person or place, usually in payment admission- the process or fact of entering or being allowed to enter a place, organization, or institution
mobile- able to move or be moved freely or easily remove- take away something from the position it occupies. motion- the action or process of moving or being moved
cuneiform- denoting or relating to the wedge-shaped characters used in the ancient writing systems of Mesopotamia, and Persia