Trusted, medically reviewed health information • Not a substitute for medical advice
Clinical & Layman Language Dictionary (Deduplicated A–Z)

Medical Terms & Simple Meanings A–Z

Search over 153+ verified medical terms. Clear layman definitions, clinical explanations, frequency ratings (⭐⭐⭐ Very Common), pronunciations, and body system tags.

Showing 3 Medical Terms (Letter "R")Reset Filters
Dermatological⭐⭐⭐ Very Common

Rash

/rash/
Simple Meaning:

Abnormal change in skin color, appearance, or texture.

Widespread eruption of skin lesions including macules, papules, or vesicles.

Emergency⭐⭐⭐ Very Common

Respiratory Distress

/RES-pir-uh-tor-ee dih-STRES/
Simple Meaning:

Significant difficulty or struggle to breathe.

High-acuity state of respiratory failure characterized by tachypnea, intercostal retractions, cyanosis, and nasal flaring.

Respiratory⭐⭐⭐ Very Common

Runny Nose

/RUN-ee nohz/
Simple Meaning:

Excess fluid or thin mucus coming from nostrils.

Watery nasal discharge resulting from viral inflammation or allergic rhinitis.

This information is educational only and does not replace professional medical advice.