English Vocabulary · Grade 11 Live Review Preview

11th Grade Vocabulary Words

Eleventh-grade readers work across complex arguments, literary forms, scientific models, quantitative reasoning, civic institutions, social analysis, and precise academic prose. This level emphasizes disciplinary meanings, source evaluation, rhetorical and linguistic analysis, transparent morphology, and the careful use of context and reference tools when a word has several possible senses.

This independently authored 800-word beta curriculum is arranged in twenty-three pages of up to thirty-five words. Pages containing words 1–500 include five cloze questions drawn only from that enhanced range; words 501–800 remain fully visible and editable as list pages while expanded practice is developed. Every row includes an editable subject-field label and a conservative word-study note about transparent affixes, compound structure, capitalization, or dictionary base forms. The cited sources calibrate range and difficulty only; all learner-facing definitions, examples, quizzes, and descriptions are original KSSR copy.

Please note: the vocabulary lists for grades 9~11 have been selected to ensure no overlap with the previous grade level. If the words are too specialized or difficult for you, please go back to grade levels 4~8 and review the words on those pages.

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Words 351–385 of 800
#	Word	Details	Meaning	Sample sentence
351	fusion reactor	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: fusion + reactor. Study the complete expression as one field-specific unit.	a device designed to produce energy through controlled nuclear fusion	The experimental fusion reactor confines hot plasma with magnetic fields.
352	luminosity	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Suffix focus: -ity commonly forms a noun naming a quality, state, or condition.	the total energy a star radiates per unit time	A blue giant has far greater luminosity than the Sun.
353	apparent magnitude	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: apparent + magnitude. Study the complete expression as one field-specific unit.	a scale describing how bright an astronomical object appears from Earth	Distance affects a star's apparent magnitude.
354	absolute magnitude	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: absolute + magnitude. Study the complete expression as one field-specific unit.	the apparent magnitude an object would have at a standard distance	Absolute magnitude allows fair comparison of stars' intrinsic brightness.
355	spectral class	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: spectral + class. Study the complete expression as one field-specific unit.	a category based mainly on a star's temperature and absorption spectrum	The Sun belongs to spectral class G.
356	Hertzsprung-Russell diagram	proper noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: Hertzsprung + Russell + diagram. Study the complete expression as one field-specific unit.	a graph comparing stellar luminosity with temperature or spectral class	The Hertzsprung-Russell diagram places main-sequence stars along a diagonal band.
357	supernova	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Base-form focus: supernova is the dictionary headword; compare its inflected or derived forms in context.	a powerful stellar explosion that ejects matter and releases enormous energy	The supernova briefly outshone its host galaxy.
358	pulsar	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Base-form focus: pulsar is the dictionary headword; compare its inflected or derived forms in context.	a rotating neutron star observed as regular pulses of radiation	The pulsar sends a radio pulse past Earth every second.
359	event horizon	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: event + horizon. Study the complete expression as one field-specific unit.	the boundary beyond which nothing can escape a black hole	Light crossing the event horizon cannot return to a distant observer.
360	escape velocity	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: escape + velocity. Study the complete expression as one field-specific unit.	the minimum speed needed to leave an object's gravitational influence without further propulsion	A rocket must reach Earth's escape velocity to depart permanently.
361	spacetime	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Base-form focus: spacetime is the dictionary headword; compare its inflected or derived forms in context.	the unified four-dimensional framework combining space and time	Mass curves spacetime around a star.
362	gravitational lensing	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: gravitational + lensing. Study the complete expression as one field-specific unit.	bending of light by the gravity of intervening mass	Gravitational lensing produced multiple images of the distant galaxy.
363	dark matter	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: dark + matter. Study the complete expression as one field-specific unit.	unseen matter inferred from its gravitational effects	Galaxy rotation suggests the presence of dark matter.
364	dark energy	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: dark + energy. Study the complete expression as one field-specific unit.	the name for whatever drives the accelerating expansion of the universe	Measurements of distant supernovae support the existence of dark energy.
365	cosmic inflation	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: cosmic + inflation. Study the complete expression as one field-specific unit.	a proposed extremely rapid expansion of the early universe	Cosmic inflation helps explain the universe's large-scale uniformity.
366	blueshift	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Base-form focus: blueshift is the dictionary headword; compare its inflected or derived forms in context.	movement of spectral lines toward shorter wavelengths as a source approaches	The galaxy's blueshift shows that it is moving toward us.
367	transiting exoplanet	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: transiting + exoplanet. Study the complete expression as one field-specific unit.	a planet detected as it passes in front of its star	The transiting exoplanet causes a small periodic dip in starlight.
368	spectroscopy	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Base-form focus: spectroscopy is the dictionary headword; compare its inflected or derived forms in context.	analysis of matter through the light it emits, absorbs, or scatters	Spectroscopy revealed sodium in the star's atmosphere.
369	climate sensitivity	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: climate + sensitivity. Study the complete expression as one field-specific unit.	the long-term global temperature response to a specified increase in forcing	Climate sensitivity estimates how strongly warming follows doubled carbon dioxide.
370	carbon sequestration	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: carbon + sequestration. Study the complete expression as one field-specific unit.	capture and long-term storage of atmospheric or emitted carbon dioxide	Forest restoration can contribute to carbon sequestration.
371	renewable energy	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: renewable + energy. Study the complete expression as one field-specific unit.	energy from sources replenished on a human time scale	Wind and sunlight provide renewable energy without burning fuel.
372	grid storage	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: grid + storage. Study the complete expression as one field-specific unit.	large-scale storage that balances electricity supply and demand	Battery grid storage saves midday solar power for evening use.
373	photovoltaic cell	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: photovoltaic + cell. Study the complete expression as one field-specific unit.	a device converting light directly into electric energy	Each photovoltaic cell produces current when sunlight frees charge carriers.
374	wind turbine	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: wind + turbine. Study the complete expression as one field-specific unit.	a machine converting moving air's energy into electricity	The wind turbine generates more power during steady coastal winds.
375	geothermal energy	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: geothermal + energy. Study the complete expression as one field-specific unit.	useful heat drawn from within Earth	The town uses geothermal energy for district heating.
376	energy density	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: energy + density. Study the complete expression as one field-specific unit.	energy stored or carried per unit mass, volume, or area	Jet fuel has greater energy density by mass than a typical battery.
377	load-bearing	adjective Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: load + bearing. Study the complete expression as one field-specific unit.	designed to support structural weight or applied force	Engineers reinforced the load-bearing column.
378	yield strength	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: yield + strength. Study the complete expression as one field-specific unit.	the stress at which a material begins permanent deformation	The beam must remain below the steel's yield strength.
379	fatigue	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Base-form focus: fatigue is the dictionary headword; compare its inflected or derived forms in context.	progressive material damage caused by repeated cycles of stress	Microscopic cracks revealed metal fatigue in the wing.
380	ductility	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Suffix focus: -ity commonly forms a noun naming a quality, state, or condition.	the ability of a material to stretch plastically before breaking	Copper's ductility allows it to be drawn into thin wire.
381	brittleness	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Suffix focus: -ness forms a noun naming a quality or state.	the tendency to fracture with little plastic deformation	Cold temperatures increased the alloy's brittleness.
382	stress concentration	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: stress + concentration. Study the complete expression as one field-specific unit.	a localized rise in stress near a hole, notch, or abrupt shape change	A rounded corner reduces stress concentration in the bracket.
383	finite element analysis	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: finite + element + analysis. Study the complete expression as one field-specific unit.	numerical simulation dividing a complex object into many small elements	Finite element analysis predicted where the bridge deck would bend most.
384	reference frame	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: reference + frame. Study the complete expression as one field-specific unit.	a coordinate system and clock used to describe motion	The ball's velocity differs between the train's reference frame and the platform's.
385	inertial frame	noun Study Field: Grade 11 physics, astronomy, climate, and engineering term Word study: Term structure: inertial + frame. Study the complete expression as one field-specific unit.	a reference frame in which an object with no net force moves at constant velocity	Newton's first law holds directly in an inertial frame.

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Page 11 vocabulary review

Review five selected words from page 11.

Vocabulary quiz

Complete 5 review questions for this page.

1. Microscopic cracks revealed metal ___ in the wing.

Answer: fatigue

2. ___ allows fair comparison of stars' intrinsic brightness.

Answer: absolute magnitude

3. The ___ causes a small periodic dip in starlight.

Answer: transiting exoplanet

4. Copper's ___ allows it to be drawn into thin wire.

Answer: ductility

5. The Sun belongs to ___ G.

Answer: spectral class

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11th Grade Vocabulary Words

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