Mastering the OET Reading sub-test is often less about your ability to read English and more about your familiarity with the language of healthcare. While the exam is designed to test your English proficiency rather than your clinical knowledge, a robust grasp of medical vocabulary OET reading is the single most effective way to boost your speed and accuracy across all three parts of the test. In this guide, you will learn the essential terms, prefixes, and abbreviations that frequently appear in OET materials, alongside strategies to internalize them for exam day.

Whether you are a nurse, doctor, or physiotherapist, the OET Reading test is the same for all professions. This means you must be comfortable with a broad spectrum of terminology that spans various specialties. By the end of this post, you will have a comprehensive list of 200 essential terms and a clear roadmap for how to tackle the 60-minute reading challenge with confidence.

Why Medical Vocabulary OET Reading Is Critical for Success

The OET Reading sub-test is a high-pressure environment. You have 60 minutes to complete three distinct sections: Part A (15 minutes), Part B, and Part C (45 minutes combined). In Part A, you are required to locate specific information across four short texts and complete a summary. Precision is key here; you must find the exact word, and your spelling must be 100% correct to receive the mark. Without a strong foundation in medical vocabulary OET reading, you may struggle to identify synonyms or lose time trying to understand complex terms that are actually common in clinical settings.

In Part B and Part C, the vocabulary becomes more nuanced. Part B focuses on workplace communications such as policy documents and hospital guidelines. Understanding the difference between “mandatory,” “discretionary,” and “precautionary” can be the difference between choosing the right or wrong answer. Meanwhile, Part C involves longer, academic-style texts where authors often use sophisticated vocabulary to express opinions or complex theories. If you are struggling with the format, our OET Reading Part B: Complete Strategy Guide 2026 provides a deep dive into the logic required for these sections.

The OET is not a test of what you know as a clinician, but how you use English in a clinical context. Vocabulary is the bridge between your professional expertise and your language score.

Englishey OET Coaching Team

Anatomical and Physiological Terms

Understanding the human body’s layout and functions is fundamental. Even if a text is about a specialty you don’t practice, the directional and systemic terms remain constant. You should be able to visualize these terms instantly to avoid re-reading sentences.

Directional and Positional Terms

These terms describe where a condition is located or where a procedure is being performed. In Part A, you might need to identify a specific site of injury based on these descriptors.

• Anterior: Toward the front of the body.
• Posterior: Toward the back of the body.
• Distal: Farther from the trunk or the point of origin.
• Proximal: Nearer to the trunk or the point of origin.
• Lateral: Toward the side, away from the midline.
• Medial: Toward the midline of the body.
• Superior: Above or higher in position.
• Inferior: Below or lower in position.
• Supine: Lying face upward.
• Prone: Lying face downward.

Systemic Vocabulary

OET texts often jump between different bodily systems. Familiarity with the following terms ensures you aren’t caught off guard by “high-level” descriptions of common ailments.

• Cardiovascular: Relating to the heart and blood vessels (e.g., arrhythmia, ischemia, myocardial).
• Respiratory: Relating to breathing (e.g., dyspnea, apnea, pulmonary, bronchi).
• Gastrointestinal: Relating to the stomach and intestines (e.g., hepatic, gastric, peristalsis).
• Neurological: Relating to the nervous system (e.g., cognitive, synapse, neuropathy).
• Musculoskeletal: Relating to muscles and bones (e.g., atrophy, ligament, tendon).
• Renal: Relating to the kidneys (e.g., nephron, dialysis, creatinine).
• Endocrine: Relating to hormones (e.g., pancreas, thyroid, adrenal).

Pharmacological and Treatment Vocabulary

Pharmacology is a staple of the OET Reading sub-test, particularly in Part A where you might be looking at a dosage table or a list of contraindications. You need to recognize both the generic classes of drugs and the terms used to describe how they interact with the body.

Administration and Side Effects

When reading about treatments, pay close attention to how a drug is delivered and the potential risks involved. This is where “answer elimination” becomes vital. If a text mentions an “adverse effect” and an option mentions a “benefit,” you can quickly rule it out. For more on this, check out our guide on OET Reading Answer Elimination.

• Contraindication: A specific situation in which a drug or procedure should not be used because it may be harmful to the patient.
• Adverse reaction: An unexpected and undesirable response to a medication.
• Prophylaxis: Treatment given to prevent a disease or condition.
• Titration: The process of adjusting the dose of a medication for maximum benefit without adverse effects.
• Sublingual: Administered under the tongue.
• Intravenous (IV): Administered into a vein.
• Subcutaneous (SC): Administered under the skin.
• Topical: Applied to a specific part of the body, usually the skin.

Clinical Procedure Vocabulary

OET texts frequently describe diagnostic tests or surgical interventions. Understanding the Greek and Latin roots of these words allows you to “decipher” terms you may never have seen before.

Common Suffixes in Procedures

By learning these suffixes, you can understand the nature of a procedure instantly:

• -ectomy: Surgical removal (e.g., Appendectomy, Mastectomy).
• -itis: Inflammation (e.g., Arthritis, Bronchitis).
• -ostomy: Creating an artificial opening (e.g., Colostomy).
• -otomy: Cutting into an organ or tissue (e.g., Phlebotomy).
• -scopy: Visual examination with an instrument (e.g., Endoscopy, Colonoscopy).
• -plasty: Surgical repair or reconstruction (e.g., Rhinoplasty).
• -pathy: Disease or disorder (e.g., Neuropathy).

Diagnostic and Monitoring Terms

In Part B, you might encounter a manual for a piece of diagnostic equipment. Knowing these terms is essential:

• Biopsy: The removal of a small piece of tissue for laboratory examination.
• Prognosis: The likely course and outcome of a disease.
• Auscultation: Listening to the internal sounds of the body, usually with a stethoscope.
• Palpation: Examining the body by touch.
• Triage: The process of determining the priority of patients’ treatments based on the severity of their condition.
• Febrile: Having or showing the symptoms of a fever.
• Malignant: Cancerous; likely to spread and worsen.
• Benign: Non-cancerous; not harmful in effect.

Abbreviations Commonly Used in OET Texts

Abbreviations are the “shorthand” of the medical world. In OET Reading Part A, you may find abbreviations in one text and the full term in another. Being able to link these is a core skill. Note that while the Official OET Website states that the test is for all professions, the abbreviations used are generally those recognized internationally by bodies like AHPRA.

Vital Signs and Clinical Indicators

• BP: Blood Pressure
• HR/PR: Heart Rate / Pulse Rate
• RR: Respiratory Rate
• SpO2: Oxygen Saturation
• BMI: Body Mass Index
• BGL: Blood Glucose Level
• Hb: Hemoglobin
• WBC/RBC: White Blood Cell / Red Blood Cell

Prescription and Frequency Abbreviations

These are particularly common in dosage charts and discharge summaries:

• BD / b.i.d.: Twice a day
• TDS / t.i.d.: Three times a day
• QID / q.i.d.: Four times a day
• PRN: As required (pro re nata)
• STAT: Immediately
• PO: By mouth (per os)
• NBM: Nil by mouth

How to Learn Medical Vocabulary Efficiently

Simply memorizing a list of 200 words is rarely effective. To truly internalize medical vocabulary OET reading, you need to see these words in action. This is why practicing with high-quality materials is so important. If you haven’t already, download an OET reading sample for Nurses pdf 2026 with answers to see how these terms are embedded in the texts.

Practical Tips for Vocabulary Mastery

• Use Flashcards (Anki or Quizlet): Create cards with the term on one side and the definition/synonym on the other. Use spaced repetition to ensure the words stay in your long-term memory.
• Contextual Learning: When you encounter a new word in a practice test, don’t just look up the definition. Look at the words around it. Is it used as a noun, verb, or adjective? For example, “exacerbate” (verb) vs. “exacerbation” (noun).
• Focus on Synonyms: OET often uses a simple word in the question and a medical term in the text. For example, the question might say “swelling,” but the text says “edema.” The question might say “bruising,” but the text says “ecchymosis.”
• Practice Spelling: In Part A, spelling counts. If you write “diarrhoea” correctly (or the American “diarrhea”), you get the mark. If you write “diarhea,” you get zero. Practice the tricky ones!
• Read Beyond OET: Read medical journals like the BMJ or Lancet. Even if you don’t understand everything, you will become accustomed to the “tone” of professional medical English.

Computer-Based vs. Paper-Based Vocabulary

Does the format of the test change how you use vocabulary? Not exactly, but it changes how you interact with it. On a computer, you can’t circle words as easily, but you can highlight them. If you’re undecided on which format to take, our comparison of OET Reading: Computer-Based vs Paper-Based can help you decide which environment suits your reading style best.

Advanced Vocabulary: Verbs and Adjectives

While nouns like “myocardial infarction” are important, the OET Reading test often hinges on your understanding of verbs and adjectives that describe the *status* of a patient or the *intent* of a policy.

Clinical Verbs

• Alleviate: To make a problem or pain less severe.
• Exacerbate: To make a problem or condition worse.
• Manifest: To show or display a symptom.
• Adhere: To stick to a plan or treatment (e.g., “patient adherence”).
• Contraindicated: To suggest that a technique or drug should not be used.
• Elicit: To draw out a response (e.g., “eliciting a reflex”).
• Disseminate: To spread information or a disease widely.

Descriptive Adjectives

• Acute: Sudden onset and short duration.
• Chronic: Long-lasting or recurring.
• Idiopathic: Arising from an unknown cause.
• Systemic: Affecting the whole body rather than a single part.
• Localized: Restricted to a specific part of the body.
• Congenital: Present from birth.
• Asymptomatic: Producing or showing no symptoms.

Strategies for Part A: The Vocabulary Hunt

Part A is a race against time. You have four texts (A, B, C, and D) and 20 questions. The vocabulary here is often very practical—brand names of drugs, specific measurements, or anatomical locations. When scanning for medical vocabulary OET reading in Part A, look for “anchor words.” These are capitalized words (drug names), numbers (dosages), or unique medical terms that stand out on the page.

If a question asks about “management of acute episodes,” scan the headings of the four texts. Text B might be titled “Treatment Protocol,” while Text C might be “Emergency Management.” Knowing that “acute” often relates to “emergency” helps you narrow your search to Text C immediately.

Strategies for Part C: Nuance and Inference

In Part C, the vocabulary is used to hide the answer. The writers will use “distractors”—options that look correct because they contain words from the text, but actually misrepresent the author’s meaning. Here, medical vocabulary OET reading involves understanding “hedging” language and qualifiers.

• Qualifiers: Words like “seldom,” “predominantly,” “arguably,” and “tentatively” change the strength of a claim.
• Attitude words: Understanding if an author is “skeptical,” “advocating,” or “indifferent” to a new medical procedure is vital for Part C success.

Conclusion: Building Your Vocabulary Bank

Success in OET Reading is built on a foundation of familiar terminology. By mastering these 200 essential terms and understanding how they are applied in clinical texts, you remove one of the biggest barriers to a Grade B or higher. Remember that “medical vocabulary OET reading” is not a static list; it is a living language that you use every day in your professional life. Your goal is to bridge the gap between your clinical knowledge and your English exam performance.

Start today by taking a practice test and highlighting every word you don’t recognize. Research it, find its synonyms, and practice its spelling. With consistent effort, the complex texts of the OET will start to feel like the familiar workplace documents they are meant to represent. Good luck with your preparation!