Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Language: Latin
Origin: aetiologia, from Greek aitia 'cause'

etiology

noun
     
Related topics: Illness and Disability
et‧i‧ol‧o‧gy [uncountable and countable]
technicalMI the cause of a disease or the scientific study of this
etiological adjective
etiologically adverb

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary