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ACT English and World Knowledge - Physical Features

Here you will learn some English words related to physical features, such as "flammable", "grimy", "synthetic", etc. that will help you ace your ACTs.

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ACT Vocabulary for English and World Knowledge
aroma
[noun]

a pleasant and noticeable smell that adds to the experience of something

Ex: aroma of spices wafted from the simmering pot of curry .
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tang
[noun]

a sharp and distinctive taste, typically associated with acidity or a lively and refreshing quality

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buoyancy
[noun]

the tendency of an object to float or rise in a fluid, like water or air, due to the upward force exerted by the fluid

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velocity
[noun]

the speed at which something moves in a specific direction

Ex: velocity of the rocket increased as it accelerated into space .
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the ability of an object or material to withstand wear, pressure, or damage over time, without significant deterioration

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splendor
[noun]

the impressive beauty or magnificence of something, often characterized by richness, brilliance, or grandeur

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glitz
[noun]

the flashy or extravagant appearance or effect of something, often associated with glamour, sparkle, or showiness

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glamour
[noun]

the exciting and attractive quality of a person, place, etc. that makes them desirable

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the process of burning, characterized by the chemical reaction between a fuel and oxygen that produces heat and light

Ex: combustion is essential in designing efficient energy systems .
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ignition
[noun]

the process or act of setting something on fire or starting a combustion reaction, especially in an engine or device

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inert
[Adjective]

not moving or active

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artificial
[Adjective]

made by humans rather than occurring naturally in nature

Ex: Artificial flavors and colors are added to processed foods to enhance taste and appearance .
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synthetic
[Adjective]

produced artificially, typically based on its natural version

Ex: She synthetic turf for her backyard instead of natural grass for its low maintenance and durability .
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mechanical
[Adjective]

(of an object) powered by machinery or an engine

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tangible
[Adjective]

capable of being felt or touched

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sweltering
[Adjective]

extremely hot and uncomfortable, often causing sweating

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fragrant
[Adjective]

having a pleasant or sweet-smelling aroma

Ex: The chef skillfully prepared fragrant broth , infusing it with herbs and spices to enhance the soup 's flavor .
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pristine
[Adjective]

perfectly clean or spotless, devoid of any dirt, marks, or impurities

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grimy
[Adjective]

covered with a thick layer of dirt

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spatial
[Adjective]

relating to space or the physical dimensions of an area or object

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topological
[Adjective]

related to the arrangement and connections of spaces or objects that remain unchanged under continuous transformations like stretching or bending

Ex: topological principles helps architects create innovative building designs .
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immaculate
[Adjective]

free from any stain or dirt

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airtight
[Adjective]

sealed or closed completely to prevent air or gas from entering or escaping

Ex: The container airtight, keeping the food fresh for an extended period .
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ballistic
[Adjective]

related to the flight or motion of objects that are propelled or shot, especially bullets, missiles, or projectiles

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gruffly
[Adverb]

in a rough, harsh, or abrupt manner, often indicating blunt or unfriendly speech or behavior

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flammable
[Adjective]

easily and quickly burned

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caustic
[Adjective]

the ability to chemically corrode or eat away materials, typically referring to strong acids

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unruffled
[Adjective]

related to water that is calm, smooth, and undisturbed, often with a surface that reflects light evenly

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dank
[Adjective]

damp, musty, and often cold or unpleasantly humid

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viscous
[Adjective]

thick and sticky, resembling the consistency of glue

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rickety
[Adjective]

shaky, unstable, or likely to collapse due to being old or poorly constructed

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savory
[Adjective]

pleasing or agreeable to the sense of taste

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old-fashioned
[Adjective]

no longer used, supported, etc. by the general public, typically belonging to an earlier period in history

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outdated
[Adjective]

no longer matching the current trends or standards because of being too old

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obsolete
[Adjective]

outdated and gone out of style, often replaced by more current trends or advancements

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modernized
[Adjective]

updated with modern technology or methods

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to reek
[Verb]

to emit a strong and offensive odor

Ex: If food scraps are left unattended , they can start reek.
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to cast a shadow over something, often implying that something else is more prominent or important

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ACT English and World Knowledge
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