ACT vocab
adhere
verb stick completely to a surface or substance* [or] believe in and follow the practices of
aloof
adjective not friendly or forthcoming; cool and distant
ambiguous
adjective open to more than one interpretation; having a double meaning
analyze
verb examine in detail, typically for purposes of explanation and interpretation (analysis, analytical)
anecdote
noun a short and amusing or interesting story about a real incident or person
antagonize
verb cause someone to become hostile
anticipate
verb regard as probable; expect or predict
apprehensive
adjective anxious or fearful that something bad will happen
arcane
adjective mysterious or secret
assert
verb state a fact or belief confidently and forcefully
assess
verb evaluate or estimate the nature, ability, or quality of
attribute
verb regard something as being caused by someone or something
bear
verb endure an ordeal or difficulty
befall
verb (of something bad) happen to someone
burgeon
verb begin to grow or increase rapidly; flourish
coherent
adjective logical and consistent
compassion
noun concern for the sufferings or misfortunes of others
compensate
(for) verb make up for something unwelcome or unpleasant by exerting an opposite force or effect
complement
noun a thing that completes or brings to perfection a larger whole
compose
verb 1. write or create* 2. constitute, make up (composition, composed of)
condescending
adjective having or showing a feeling of superiority
consecutive
adjective following continuously; in unbroken or logical sequence
contour
noun an outline, especially one representing or bounding the shape or form of something
contract
verb decrease in size, number, or range
contradict
verb be in conflict with
correlate
verb have a mutual relationship or connection (corollary, correlated)
corollary
noun a direct or natural consequence or result
critical
adjective 1. expressing adverse or disapproving comments or judgments 2. expressing or involving an analysis of the merits and faults of a work of literature, music, or art* 3. involving the objective analysis and evaluation of an issue in order to form a judgment* 4. (of a situation or problem) having the potential to become disastrous; at a point of crisis
cumbersome
adjective 1. large or heavy and therefore difficult to carry or use 2. slow or complicated and therefore inefficient*
deficit
noun the amount by which something is too small
demean
verb cause a severe loss in the dignity of and respect for someone or something
depict
verb show or represent
determine
verb 1. cause (something) to occur in a particular way; be the decisive factor in 2. ascertain or establish exactly, typically as a result of research or calculation
devoid
adjective entirely lacking or free from
differentiate
verb 1. recognize or ascertain what makes (someone or something) different* 2. (differentiate between) identify differences between(two or more things or people) 3. make (someone or something) appear different or distinct 4. make or become different in the process of growth or development
diffuse
adjective spread out over a large area; not concentrated
digress
verb leave the main subject temporarily in speech or writing
diminish
verb make or become less
discrepancy
noun a lack of compatibility or similarity between two or more facts
dismay
verb consternation and distress, typically that caused by something unexpected
(dis)inclined
adjective willing or positive about an action, belief, or attitude (disinclined: unwilling or negative about something)
disposition
noun 1. a person's inherent qualities of mind and character* 2. an inclination or tendency
dynamic
adjective characterized by constant change, activity, or progress
eclipse
noun a loss of significance, power, or prominence in relation to another person or thing
emerge
verb become apparent, important, or prominent
eminent
adjective famous and respected within a particular sphere or profession
engage
verb 1. occupy, attract, or involve (someone's interest or attention) 2.(engage someone in) cause someone to become involved in (a conversation or discussion) 3. (engage in) participate or become involved in*
engross
verb absorb all the attention or interest of
ethereal
adjective extremely delicate and light in a way that seems too perfect for this world
evolve
verb develop gradually, especially from a simple to a more complex form
exploit
verb 1. make full use of and derive benefit from* 2. use a situation or person in an unfair or selfish way
facilitate
verb make an action or process easy or easier
feign
verb pretend to be affected by a feeling, state, or injury
fleeting
adjective lasting for a very short time
glaring
adjective extremely obvious or conspicuous
hardship
noun severe suffering or deprivation
hurtle
verb move or cause to move at a great speed, typically in an uncontrolled manner
immerse
verb involve oneself deeply in a particular activity or interest* [or] dip or submerge in a liquid
imminent
adjective about to happen
(im)mobile
adjective able to move or be moved freely or easily (immobile: not able to be moved)
impervious
adjective unable to be affected by
incendiary
adjective 1. tending to stir up conflict* 2. designed to cause fires
incompetent
adjective not having or showing the necessary skills to do something successfully
(in)conceivable
adjective capable of being imagined or grasped mentally (inconceivable: not capable of being imagined)
(in)dissoluble
adjective able to be dissolved, loosened, or disconnected (indissoluble: solid, not able to be broken apart)
inevitable
adjective certain to happen; unavoidable
infer
verb deduce or conclude (information) from evidence and reasoning rather than from clear statements (inference)
integrate
verb combine one thing with another so that they become a whole
intuition
noun the ability to understand something immediately, a 'gut feeling'
justify
verb 1. show or prove to be right or reasonable* 2. be a good reason for
lack
verb be without or deficient in
latent
adjective existing but not yet developed or obvious; hidden; concealed
lethargic
adjective sluggish and apathetic mere adjective used to emphasize how small or insignificant someone or something is
minute
adjective extremely small (pronouned MY-noot)
mishap
noun an unlucky accident
nostalgia
noun a sentimental longing or affection for the past
notion
noun a conception of or belief about something
obsolete
adjective no longer produced or used; out of date
obstruct
verb to be or get in the way of; prevent; hinder
omit
verb leave out or exclude (someone or something), either intentionally or forgetfully
orient
verb align or position something relative to a known point or landmark
paradox
noun an idea that, despite sound (or apparently sound) reasoning from acceptable premises, leads to a conclusion that seems senseless, logically unacceptable, or self-contradictory
pensive
adjective engaged in, involving, or reflecting deep or serious thought
peril
noun serious and immediate danger
perpetual
adjective occurring repeatedly; so frequent as to seem endless and uninterrupted
ponder
verb think about something carefully
potent
adjective having great power, influence, or effect
precede
verb 1. come before (something) in time 2. come before in order or position* (preceding)
predate
verb exist or occur at a date earlier than something
principle
noun a fundamental truth or proposition that serves as the foundation for a system of belief or behavior
proficient
adjective competent or skilled in doing or using something
profound
adjective 1. very great or intense* 2. having or showing great knowledge or insight
pungent
adjective having an intensely strong taste or smell
redundant
adjective not or no longer needed or useful
reflect
verb 1. (of a surface or body) throw back (heat, light, or sound) without absorbing it 2. (of a mirror or shiny surface) show an image of 3.embody or represent (something) in a faithful or appropriate way 4. (reflect well/badly on) bring about a good or bad impression of: the incident reflects badly on the operating practices of the airlines. 5. (reflect on/upon) think deeply or carefully about*
relevant
adjective closely connected or appropriate to the matter at hand (antonym: irrelevant)
resent
verb feel bitterness or slight anger at a circumstance, action, or person
revive
verb 1. to regain life, consciousness, or strength 2. restore interest in or the popularity of*
rudimentary
adjective 1. involving or limited to basic principles 2. of or relating to an immature, undeveloped, or basic form*
sensory
adjective of or relating to sensation or the physical senses; transmitted or perceived by the senses
skeptical
adjective not easily convinced; having doubts or reservations
solemn
adjective formal and dignified; serious
static
adjective lacking in movement, action, or change
superlative
adjective of the highest quality or degree
sustainable
adjective 1. able to be maintained at a certain rate or level 2. conserving an ecological balance by avoiding depletion of natural resources*
trait
noun a distinguishing quality or characteristic
trivial
adjective of little value or importance
(un)realized
adjective give actual or physical form to (unrealized: not given form to, such as 'unrealized plans' to have a picnic on a rainy day)
void
noun a completely empty space
wholly
adverb entirely; fully
abundant
adjective existing or available in large quantities; plentiful
altitude
noun the height of an object or point in relation to sea level or ground level
attribute
noun a quality or feature regarded as a characteristic or inherent part of someone or something
characteristic
adjective typical of a particular person, place, or thing
combustion
noun the process of burning something
conduct(ivity)
verb transmit a form of energy such as heat or electricity (conductivity: the effectiveness of a material at conducting energy)
correspond
verb have a close similarity; match or agree almost exactly
decelerate
verb reduce the speed of; lose velocity; move more slowly
deposition
noun the process of some substance being naturally deposited somewhere
distinguish
verb recognize or treat (someone or something) as different
efficient
adjective being effective without wasting time or effort or expense; able to accomplish a purpose; functioning effectively
emit
verb give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.
erode
verb remove soil or rock; become ground down or deteriorate
evolution
noun a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)
exert
verb put to use; make a great effort at a mental or physical task
exhibit
verb show an attribute, property, knowledge, or skill; to show, make visible or apparent
fuse
verb mix together different elements; join
gauge
verb measure precisely and against a standard; determine the capacity, volume, or contents of by measurement and calculation
generalize
verb draw from specific cases for more general cases
given
adjective specified or stated: Students' understanding of any given topic.
hypothesis
noun a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena
incremental
adjective increasing gradually by regular degrees or additions
intact
adjective undamaged in any way; whole
interval
noun the distance between things; a definite length of time marked off by two instants
larvae
noun the active immature form of an insect, especially one that differs greatly from the adult and forms the stage between egg and pupa, e.g., a caterpillar or grub.
latter
noun the second of two or the second mentioned of two
mass
noun the quantity of matter that something contains
maturation
noun coming to full development; becoming mature
onset
noun the beginning or early stages
precipitation
noun the falling to earth of any form of water (rain or snow or hail or sleet or mist)
prolong
verb lengthen or extend in duration or space
directly proportional
adjective a relationship between two connected amounts, factors or quantities in which an increase in one causes an increase in the other;
inversely proportional
adjective a relationship between two connected amounts, factors or quantities in which an increase in one causes a decrease in the other
residual
adjective relating to or indicating a remainder; something left after other parts have been taken away
solution
noun a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution
substrate
noun any substance or layer lying underneath another; a surface on which an organism grows or is attached; the substance that is acted upon by an enzyme or ferment
trial
noun a specific experiment or set of experiments within a larger context
uniform
adjective evenly spaced; always the same; showing a single form or character in all occurrences
variable
noun in an experiment: an element, feature, or factor that is changed within the experiment to determine its effects