Important (Read me first!)
This post is a commentary and does not contain any copyrighted material of the reference source.
We strongly recommend accessing/buying the reference source at the same time.
Reference Source
You can understand each word more deeply by utilizing the following YouTube Posts and PDF files.
Also, see how to use Englist.me?
All Words (59 Words)
You can learn all the words from basic to advanced levels in the order they appear in the contents.
If you want learn all words quickly, you can use Quick Look Video.
Quick Look
Podcast
YouTube Post
Vocabulary Builder
Advanced Words (9 Words)
If you are confident in your vocabulary, you may prefer to study with content that covers only advanced-level words.
YouTube Post
Vocabulary Builder
Word List
You can quickly review the words in this content from the list below.
| Word | Meaning | Advanced |
|---|---|---|
| diameter | n: the length of a straight line passing through the center of a circle and connecting two points on the circumference | |
| radial | adj: of or relating to rays or the radii of a circle; spreading out from a central point | |
| straight | adj: extending or moving in one direction without bending or curving; having no deviations | |
| circumference | n: the distance around the outside of a circular or curved object or area | |
| tap | v: to hit someone or something quickly, gently, and often repeatedly; to use existing resources, such as energy, knowledge, etc. | |
| string | n: long, thin material used for tying things together, composed of several twisted threads | |
| obvious | adj: easy to see, discover or understand | |
| relation | n: the way two persons or groups of people feel and act toward one another | |
| ratio | n: the relative size or amount of one thing to another, typically expressed in the form of a fraction or decimal | |
| divide | v: to separate or cause to separate into parts or groups | |
| historic | adj: famous or significant in history, or potentially so | |
| discovery | n: the act or process of finding information, a place, or an object, or learning about something that was previously not known | |
| estimate | v: to guess or calculate the cost, size, value, etc. of something | |
| ancient | adj: relating to the long ago, particularly the historical period preceding the fall of the Western Roman Empire; very old | |
| mathematics | n: the science dealing with the logic of quantities, shapes, spaces, and arrangement | |
| pyramid | n: a polyhedron having a polygonal base and triangular sides with a common vertex; a massive monument with a square base and four triangular sides, begun by Cheops around 2700 BC as royal tombs in ancient Egypt | |
| inscribe | v: to write or carve something on a surface, especially as a formal or permanent record | |
| polygon | n: a closed plane figure bounded by three or more straight sides that meet at the same number of angles (vertices) | |
| calculated | adj: done with careful thought or planning; deliberate and intentional; based on a process of reasoning or estimation rather than on instinct or chance | |
| decimal | adj: based on or counted in the number 10 | |
| irrational | adj: not based on, or not using reason or clear thinking; (mathematics) a real number that cannot be expressed as the ratio of two integers | |
| precise | adj: sharply exact or accurate or delimited | |
| fraction | n: a small part or item forming a piece of a whole; the quotient of two rational numbers | |
| digit | n: one of the elements that collectively form a system of numeration; a finger, thumb, or toe | |
| infinite | adj: unlimited or very great; impossible to measure | |
| refer | v: to direct someone’s attention, thoughts, or questions to another source or person; to mention, cite, or allude to something as evidence or support | |
| pi | n: a mathematical constant that is the ratio of a circle’s circumference to its diameter, approximately equal to 3.14159 | |
| nowadays | adv: at the current time, in comparison to the past | |
| calculate | v: to judge or find out the amount or number of something by using mathematics | |
| quantum | n: the smallest amount or unit of something, especially (electromagnetic) energy | |
| quadrillion | n: a number equivalent to a thousand raised to the power of five, or 10 to the 15th power; colloquially used to indicate an extremely large or theoretical number | |
| compete | v: to strive to achieve more success than someone or something | |
| memorize | v: to learn something carefully so that you will remember it exactly | |
| calculation | n: the act or process of using numbers to judge an amount of something | |
| involve | v: to include or affect someone or something as a necessary part of something else | |
| volume | n: the amount of space occupied by an object or substance; the magnitude of sound | |
| soda | n: a carbonated soft drink containing a sweetened syrup or flavoring, often used interchangeably with “pop” or “soda pop” in different regions of the world | |
| orbit | n: the path of an object around a celestial body, especially a planet, star, or moon, under the influence of gravity; (of medicine) the bony cavity in the skull that houses the eyeball and its associated structures, like muscles, nerves, and blood vessels | |
| satellite | n: an electronic device that is sent up into space and moves around the Earth or another planet, used for gathering information or communicating by radio, television, etc. | |
| curve | n: a bend or angle in a line or surface that deviates from a straight or flat path; a gradual or smooth change in direction or shape | |
| periodic | adj: happening at regular intervals over a while | |
| oscillate | v: to swing or move back and forth like a pendulum or a wave; to fluctuate or alternate between two points or states; to hesitate or be indecisive | |
| electromagnetic | adj: of or relating to the magnetism produced by electric charge in motion | |
| statistics | n: the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data | |
| equation | n: the act of regarding as equal; (mathematics) a statement that expresses the equality of two expressions by connecting them with the equals sign | |
| norm | n: something that is regarded as usual, typical, or standard | |
| distribute | v: to give something to a large number of individuals, or to spread or furnish something | |
| handy | adj: valuable and convenient; easy or ready to reach or use | |
| margin | n: the space around the edge of a page or document; (finance) the net sales minus the cost of goods and services sold | |
| particle | n: a small piece of something; a word or piece of a term with grammatical function but little or no significance | |
| physics | n: the science of matter and energy and their interactions | |
| experiment | n: the scientific test conducted to observe what happens and gain new knowledge | |
| collide | v: to hit something violently when moving | |
| subtly | adv: in a way that is so small or delicate as to be difficult to notice or describe | |
| illusive | adj: characterized by being deceptive, misleading, or creating a false impression; not easily grasped or understood | |
| function | n: the purpose or use of an object, system, or process; a particular activity or operation that is designed to serve a specific purpose; a mathematical concept that describes a relationship between two sets of values, called the input and output sets; (verb) to operate or work in a specific way, or to perform a particular task or purpose | |
| impressive | adj: arousing admiration due to size, quality, or skill | |
| density | n: the quality of compactness of a substance | |
| universe | n: everything that exists, especially all physical matter, including planets, stars, galaxies, and all other forms of matter and energy |
