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Explore terms by medical topic
Follow an area of interest and see related terminology together in context.
What kind of term is it?
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Start with symptoms, conditions, tests, medications, treatments, or another kind of medical language.
Anatomy & Physiology
Body structures, cells, organs, and the processes that keep the human body functioning.
Symptoms, Signs & Side Effects
Symptoms people experience, clinical signs, and unwanted effects of illness or treatment.
Diseases & Disorders
Diagnosed illnesses, syndromes, disorders, and abnormal health conditions.
Cancer & Tumors
Cancer types, tumors, staging language, and concepts used in oncology.
Tests, Imaging & Diagnosis
Laboratory tests, scans, examinations, screening methods, and diagnostic concepts.
Procedures & Surgery
Medical procedures, operations, interventions, and routes used to access the body.
Medical Devices & Equipment
Instruments, implants, machines, supplies, and equipment used in healthcare.
Medications & Pharmacology
Medicines, investigational drugs, drug classes, actions, and routes of administration.
Treatments & Supportive Care
Therapies, treatment plans, rehabilitation, symptom relief, and supportive care.
Genetics & Molecular Biology
Genes, chromosomes, DNA, RNA, proteins, and molecular processes relevant to health.
Biological & Chemical Substances
Naturally occurring and laboratory-made chemicals, nutrients, hormones, and other biomedical substances.
Laboratory, Pathology & Biomarkers
Pathology findings, specimens, biomarkers, blood measurements, and laboratory concepts.
Infection & Immunity
Infectious agents, immune responses, vaccines, inflammation, and immune disorders.
Nutrition & Complementary Health
Food, nutrients, supplements, herbs, and complementary health practices.
Clinical Research & Statistics
Clinical trials, study design, evidence, outcomes, probability, and medical statistics.
Healthcare Roles & Organizations
Health professionals, care teams, hospitals, agencies, and healthcare organizations.
General Medical Terms
Common language used in healthcare, medical records, and conversations about health.
Where is it used?
Browse by medical specialty
Explore terminology connected to a body system, specialty, patient group, or area of care.
Cancer & Oncology
Terms used to describe cancer, tumors, cancer testing, and treatment.
Heart & Circulation
The heart, arteries, veins, blood pressure, and circulation.
Blood & Lymphatic System
Blood cells, bone marrow, lymph nodes, clotting, and related conditions.
Brain & Nervous System
The brain, spinal cord, nerves, cognition, and neurologic conditions.
Mental & Behavioral Health
Mental health, emotions, behavior, coping, and psychiatric care.
Lungs & Breathing
The lungs, airways, breathing, oxygen, and respiratory conditions.
Digestive System & Nutrition
The digestive tract, liver, pancreas, nutrition, and metabolism of food.
Hormones, Diabetes & Metabolism
Hormones, endocrine glands, diabetes, blood glucose, and metabolic health.
Kidneys & Urinary System
The kidneys, bladder, urinary tract, urine, and related conditions.
Reproductive, Pregnancy & Breast Health
Reproductive organs, fertility, pregnancy, sexual health, and breast health.
Bones, Joints & Muscles
Bones, joints, muscles, connective tissues, movement, and orthopedic health.
Skin, Hair & Nails
Skin, hair, nails, dermatologic findings, and skin conditions.
Eyes & Vision
The eyes, vision, eye examinations, and ophthalmic conditions.
Ear, Nose, Throat & Oral Health
Hearing, sinuses, the throat, voice, mouth, teeth, and oral health.
Infectious Diseases
Viral, bacterial, fungal, and parasitic infections.
Immune System & Allergies
Immune cells, immune responses, allergies, vaccines, and immunologic conditions.
Pediatrics & Child Health
Health terminology concerning infants, children, and adolescents.
Genetics & Molecular Medicine
Inherited variation, genomics, molecular markers, and targeted molecular care.
Pain & Palliative Care
Pain, symptom relief, supportive care, hospice, and quality-of-life care.
Prevention & Public Health
Prevention, screening, health risks, epidemiology, and population health.