diseases
word · lemma: disease
Definition
Medical conditions that make people, animals, or plants sick. Diseases can be caused by infections, genetics, or other factors.
Usage & Nuances
Used in formal, medical, and scientific contexts. 'Diseases' can refer to both infectious (spreadable) and non-infectious (not spreadable) illnesses. Don't confuse with 'illness' (general bad health) or 'disorder' (often less severe or less specific). Common collocations include 'infectious diseases', 'chronic diseases', and 'rare diseases'.
Example Sentences
Research has helped us fight many deadly diseases.
natural
Traveling to new countries sometimes exposes you to unfamiliar diseases.
natural
Some diseases are caused by bacteria.
basic
Doctors work to cure many diseases.
basic
People can prevent some diseases by washing their hands.
basic
Heart and lung diseases are common in older adults.
natural