Research: English Vocabulary List

Explore 17 English words about research with pronunciation, definitions and example sentences.

17 words IELTS 5 Vocabulary List
theory /ˈθɪri/ noun

a set of ideas intended to explain the reason behind the existence or occurrence of something

"This theory explains the problem."

"The scientist proposed a new theory that challenged the traditional understanding of how black holes are formed."

data /ˈdeɪtə/ noun

information or facts collected to be used for various purposes

"The survey collected a lot of data."

"Analyzing big data requires sophisticated algorithms and powerful computational resources."

abstract /ˈæbˌstrækt/ noun

a brief summary that presents the key points of a book, speech, etc.

"Please write an abstract for the paper."

"The scientist read the abstract before deciding to review the full manuscript."

observation /ˌɑbzɝˈveɪʃən/ noun

the process or action of carefully watching a thing or person, often for learning something about them

"Her observation of the birds was detailed."

"Careful observation is the bedrock of the empirical scientific method."

evidence /ˈɛvɪdəns/ noun

anything that proves the truth or possibility of something, such as facts, objects, or signs

"There is no evidence of a crime."

"Circumstantial evidence alone is insufficient for a conviction in a court of law."

sample /ˈsæmpəɫ/ noun

a randomly selected part of a larger group, put to study in order to gain knowledge or to draw conclusions about the larger group

"They took a water sample."

"The scientist collected a soil sample from the forest floor to analyze its microbial composition and nutrient levels."

result /rɪˈzʌlt/ noun

something that is caused by something else

"The test result was good."

"The result of the experiment surprised everyone because it contradicted the original hypothesis."

finding /ˈfaɪndɪŋ/ noun

a piece of information discovered as a result of a research

"The finding surprised all scientists."

"The finding of the research showed that children who read more books tend to perform better in school."

publication /ˌpəbɫɪˈkeɪʃən/ noun

a printed work, such as a book, magazine, etc. that is publicly distributed

"This publication is very popular."

"The publication of her first novel received excellent reviews from critics and readers around the world."

journal /ˈʤɝːnəl/ noun

a magazine or newspaper that gives information about a specific topic

"I read a science journal."

"She published her research in a well-known medical journal that is read by doctors and scientists worldwide."

reference /ˈrɛfərəns/ noun

a short note in a book giving information about the source of its subject

"This reference is very helpful."

"Every reference in the research paper must include the author's name, the title, and the year of publication."

case /keɪs/ noun

a series of facts supporting a theory or an argument

"Detectives solved the difficult murder case."

"The lawyer argued that there was a compelling case for immediate dismissal."

material /məˈtɪriəl/ noun

data and information that can be gathered to form a research

"We need more material here."

"The researcher gathered all the necessary material from libraries and online databases before starting to write the final report."

instrument /ˈɪnstrəmənt/ noun

a device or tool that requires specific knowledge on how to be used

"The violin is a beautiful instrument."

"The surgeon carefully placed the delicate instrument back on the sterile tray after the operation."

source /ˈsɔɹs/ noun

a book or a document that supplies information in a research and is referred to

"What is your source here?"

"A reliable source of information is essential when writing an academic essay or conducting scientific research."

approach /əˈpɹoʊtʃ/ noun

a way of doing something or dealing with a problem

"This approach works very well."

"The new approach to teaching mathematics has helped students understand complex problems more easily than before."

factor /ˈfæktɝ/ noun

one of the things that affects something or contributes to it

"Money is one factor."

"Climate change is an important factor that affects the migration patterns of birds across different continents."

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IELTS 5 Vocabulary List — Topics

Describing Size and Scale7 wordsDescribing Dimensions5 wordsDescribing Weight and Steadiness2 wordsDescribing an Increase in Amount6 wordsDescribing a Decrease in Amount5 wordsDescribing High Intensity2 wordsDescribing Low Intensity4 wordsDescribing Space and Area4 wordsDescribing Shapes2 wordsDescribing Speed7 wordsDescribing Significance10 wordsDescribing Influence and Strength1 wordsDescribing Uniqueness6 wordsDescribing Complexity2 wordsDescribing Value4 wordsDescribing Quality2 wordsDescribing Challenges6 wordsDescribing Wealth and Success10 wordsDescribing Poverty and Failure2 wordsDescribing Appearance2 wordsDescribing Age3 wordsDescribing Body Shape1 wordsDescribing Wellness3 wordsDescribing Textures2 wordsDescribing Intelligence5 wordsDescribing Positive Human Traits4 wordsDescribing Negative Human Traits6 wordsDescribing Moral Traits5 wordsDescribing Emotional Responses9 wordsDescribing Emotional States2 wordsDescribing Social Behaviours2 wordsDescribing Tastes and Smells3 wordsDescribing Sounds6 wordsDescribing Temperature3 wordsDescribing Probability2 wordsExpressing Relational Actions5 wordsExpressing Body Language and Gestures18 wordsExpressing Postures and Positions1 wordsExpressing Opinions6 wordsExpressing Thoughts and Decisions9 wordsExpressing Knowledge and Information4 wordsExpressing Encouragement and Discouragement4 wordsExpressing Request and Suggestion4 wordsExpressing Regret and Sadness4 wordsExpressing Respect and Approval7 wordsExpressing Attempt and Prevention6 wordsExpressing Physical Actions and Reactions3 wordsExpressing Movements6 wordsCommanding and Giving Permissions21 wordsEngaging in Verbal Communication24 wordsUnderstanding and Learning12 wordsPerceiving The Senses11 wordsResting and Relaxing19 wordsTouching and Holding11 wordsEating and Drinking13 wordsPreparing Food20 wordsChanging and Forming22 wordsOrganising and Collecting12 wordsCreating and Producing20 wordsTalking about Science11 wordsTalking about Education13 wordsTalking about Research7 wordsTalking about Astronomoy19 wordsTalking about Physics7 wordsTalking about Biology10 wordsTalking about Chemistry5 wordsTalking about Geology6 wordsTalking about Psychology4 wordsTalking about Mathematics11 wordsTalking about Graphs and Figures7 wordsTalking about Geometry7 wordsTalking about Environment9 wordsTalking about Energy and Power9 wordsTalking about Landscapes and Geography21 wordsTalking about Technology9 wordsTalking about Computer14 wordsTalking about Internet16 wordsTalking about Manufacture and Industry5 wordsTalking about History10 wordsTalking about Religion14 wordsTalking about Culture and Custom6 wordsTalking about Language and Grammar14 wordsTalking about Arts5 wordsTalking about Music10 wordsTalking about Film and Theatre5 wordsTalking about Literature13 wordsTalking about Architecture6 wordsTalking about Marketing4 wordsTalking about Finance3 wordsTalking about Management5 wordsTalking about Medicine9 wordsTalking about Sickness and Symptoms13 wordsTalking about Law12 wordsTalking about Crime19 wordsTalking about Punishment6 wordsTalking about Politics6 wordsTalking about War14 wordsTalking about Measurement17 wordsTalking about Positive Emotions14 wordsTalking about Negative Emotions16 wordsTalking about Animals7 wordsTalking about Weather6 wordsTalking about Food and Drinks9 wordsTalking about Travel and Tourism16 wordsTalking about Pollution8 wordsTalking about Migration4 wordsTalking about Disasters7 wordsTalking about Materials3 wordsAdverbs of Manner4 wordsAdverbs of Comment7 wordsAdverbs of Certainty7 wordsAdverbs of Frequency19 wordsAdverbs of Time13 wordsAdverbs of Place19 wordsAdverbs of Degree19 wordsAdverbs of Purpose and Intention5 wordsConjunctive Adverbs5 wordsSize and Scale13 wordsDimensions17 wordsWeight and Steadiness9 wordsIncrease in Amount13 wordsDecrease in Amount9 wordsHigh Intensity8 wordsLow Intensity8 wordsSpace and Area4 wordsShapes6 wordsSpeed6 wordsSignificance13 wordsInfluence and Strength6 wordsUniqueness12 wordsComplexity9 wordsValue1 wordsQuality11 wordsChallenges16 wordsWealth and Success11 wordsPoverty and Failure9 wordsAppearance4 wordsAge6 wordsBody Shape6 wordsWellness12 wordsTextures7 wordsIntelligence11 wordsPositive Human Traits8 wordsNegative Human Traits4 wordsMoral Traits7 wordsEmotional Responses3 wordsEmotional States8 wordsSocial Behaviours12 wordsTastes and Smells10 wordsSounds5 wordsTemperature8 wordsProbability7 wordsRelational Actions13 wordsBody Language and Gestures10 wordsPostures and Positions9 wordsOpinions12 wordsThoughts and Decisions12 wordsKnowledge and Information23 wordsEncouragement and Discouragement6 wordsRequest and Suggestion14 wordsRegret and Sadness7 wordsRespect and Approval6 wordsAttempt and Prevention5 wordsPhysical Actions and Reactions11 wordsMovements19 wordsScience6 wordsEducation18 wordsAstronomoy5 wordsPhysics12 wordsBiology4 wordsChemistry8 wordsGeology6 wordsPsychology8 wordsMathematics9 wordsGraphs and Figures6 wordsGeometry19 wordsEnvironment3 wordsEnergy and Power5 wordsLandscapes and Geography5 wordsTechnology6 wordsComputer15 wordsInternet7 wordsManufacture and Industry5 wordsHistory9 wordsReligion13 wordsCulture and Custom10 wordsLanguage and Grammar10 wordsArts15 wordsMusic16 wordsFilm and Theatre24 wordsLiterature10 wordsArchitecture11 wordsMarketing12 wordsFinance10 wordsManagement6 wordsMedicine7 wordsSickness and Symptoms6 wordsLaw18 wordsCrime12 wordsPunishment6 wordsPolitics10 wordsWar17 wordsMeasurement16 wordsPositive Emotions9 wordsNegative Emotions10 wordsAnimals11 wordsWeather8 wordsFood and Drinks14 wordsTravel and Tourism13 wordsPollution2 wordsMigration6 wordsDisasters4 wordsMaterials10 wordsAdverbs of Emphasis8 words