English Vocabulary · Grade 8 Live Review Preview

8th Grade Vocabulary Words

Eighth-grade readers move toward high-school-level analysis across literature, argument, research, physical and life science, algebra, economics, history, and civics. This level strengthens precise Tier II and cross-curricular vocabulary while emphasizing context, analogy, word relationships, Greek and Latin roots, multiple meanings, source judgment, and evidence-based communication.

This independently authored 500-word beta curriculum is arranged in twenty pages of twenty-five words each. Words 1–300 include five cloze questions per page; words 301–500 remain fully visible and editable as list pages while the expanded practice layer is developed. Each row includes a subject-field label and an editable word-study note about a transparent affix, compound structure, capitalization, or dictionary base form. The cited Grade 8 resources calibrate difficulty and vocabulary-study skills only; all learner-facing definitions, examples, quizzes, and descriptions are original KSSR copy.

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Words 326–350 of 500
#	Word	Details	Meaning	Sample sentence
326	frequency-table	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: frequency + table. Study the complete expression as one field-specific unit.	a table showing how often each value or category occurs	The frequency-table shows that blue was selected eight times.
327	box-plot	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: box + plot. Study the complete expression as one field-specific unit.	a graph that displays a data set using its quartiles and extremes	The box-plot makes the two classes' medians easy to compare.
328	interquartile-range	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: interquartile + range. Study the complete expression as one field-specific unit.	the distance between the first and third quartiles of a data set	The interquartile-range measures the spread of the middle half of the data.
329	sample-space	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: sample + space. Study the complete expression as one field-specific unit.	the complete set of possible outcomes for a probability experiment	A coin toss has the sample-space {heads, tails}.
330	independent-event	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: independent + event. Study the complete expression as one field-specific unit.	an event whose outcome does not affect the probability of another event	Rolling a die is an independent-event from flipping a coin.
331	dependent-event	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: dependent + event. Study the complete expression as one field-specific unit.	an event whose probability changes because of an earlier outcome	Drawing a second card without replacement is a dependent-event.
332	compound-event	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: compound + event. Study the complete expression as one field-specific unit.	a probability event made from two or more simpler events	Rolling an even number and then a six is a compound-event.
333	random-sample	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: random + sample. Study the complete expression as one field-specific unit.	a group selected so every member of a population has an equal chance of inclusion	The researcher used a random-sample to reduce selection bias.
334	biased-sample	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: biased + sample. Study the complete expression as one field-specific unit.	a selected group that does not fairly represent its population	Surveying only basketball players creates a biased-sample of student sports preferences.
335	opportunity-cost	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: opportunity + cost. Study the complete expression as one field-specific unit.	the value of the best alternative given up when a choice is made	The opportunity-cost of attending the concert is the shift Maya cannot work.
336	price	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: price is the dictionary headword; compare its inflected or derived forms in context.	the amount of money required to buy a good or service	A shortage of oranges caused the price of juice to rise.
337	services	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: services is the dictionary headword; compare its inflected or derived forms in context.	useful activities performed for customers rather than physical goods	Haircuts and legal advice are services.
338	productivity	noun Study Field: Grade 8 mathematics and economics word Word study: Suffix focus: -ity commonly forms a noun naming a quality, state, or condition.	the amount of output produced from a given amount of input	New equipment increased the factory's productivity without extending work hours.
339	monopoly	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: monopoly is the dictionary headword; compare its inflected or derived forms in context.	a market controlled by a single seller with no close competitor	Regulators investigated whether the merger would create a monopoly.
340	gross-domestic-product	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: gross + domestic + product. Study the complete expression as one field-specific unit.	the total market value of final goods and services produced within a country over a period	Economists use gross-domestic-product to estimate the size of a national economy.
341	quota	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: quota is the dictionary headword; compare its inflected or derived forms in context.	an official limit on the amount of something that may be produced, imported, or used	The fishing quota protects the population from excessive harvesting.
342	exchange-rate	noun Study Field: Grade 8 mathematics and economics word Word study: Term structure: exchange + rate. Study the complete expression as one field-specific unit.	the value of one currency when converted into another	A changing exchange-rate altered the cost of imported bicycles.
343	loss	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: loss is the dictionary headword; compare its inflected or derived forms in context.	the amount by which costs exceed revenue	The shop reported a loss after repairs cost more than monthly sales.
344	subsidy	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: subsidy is the dictionary headword; compare its inflected or derived forms in context.	financial support, often from a government, that lowers costs or encourages an activity	A transit subsidy reduced fares for low-income riders.
345	banking	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: banking is the dictionary headword; compare its inflected or derived forms in context.	the business of accepting deposits, lending money, and providing financial services	Online banking allows customers to transfer funds without visiting a branch.
346	stock	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: stock is the dictionary headword; compare its inflected or derived forms in context.	a share of ownership in a corporation	Buying one stock gives an investor a small ownership stake in the company.
347	bond	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: bond is the dictionary headword; compare its inflected or derived forms in context.	a certificate representing money lent to a government or organization for repayment with interest	The city issued a bond to finance a new water system.
348	salary	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: salary is the dictionary headword; compare its inflected or derived forms in context.	a fixed amount of pay received regularly for work	The job offer includes an annual salary and health benefits.
349	insurance	noun Study Field: Grade 8 mathematics and economics word Word study: Suffix focus: -ance commonly forms a noun naming an action, quality, or state.	an arrangement that provides financial protection against specified losses	Home insurance helped pay for repairs after the storm.
350	mortgage	noun Study Field: Grade 8 mathematics and economics word Word study: Base-form focus: mortgage is the dictionary headword; compare its inflected or derived forms in context.	a loan secured by real property and usually repaid over many years	The family compared interest rates before choosing a mortgage.

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8th Grade Vocabulary Words

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