different between aetiology vs ethology

English

Alternative forms

• ætiology (archaic)
• aitiology
• aœtiology (obsolete)
• etiology (US, Canada)

Etymology

From Latin aetiologia, from Ancient Greek ?????????? (aitiología), from ????? (aitía, “cause”). Doublet of aetiologia.

Pronunciation

• (UK) IPA^(key): /i?t???l?d?i/
• (US) IPA^(key): /iti??l?d?i/

Noun

aetiology (countable and uncountable, plural aetiologies)

1. The establishment of a cause, origin, or reason for something.
   • 1999, Joyce Crick, translating Sigmund Freud, The Interpretation of Dreams, I.c:

     I do not know where the idea first arose of enlisting internal (subjective) excitations of the sensory organs as well as external sensory stimuli; but it is in fact done in all the more recent accounts of the aetiology of dreams [transl. Traumätiologie].

2. The study of causes or causation.
3. (medicine, noncount) The study or investigation of the causes of disease; a scientific explanation for the origin of a disease.
4. (medicine, count) A cause of disease or of any particular case of a disease (but see pathology § Usage notes).

Usage notes

• Not to be confused with etymology.
• See also pathology § Usage notes.

Derived terms

Translations

English

Etymology

From the Latin ?thologia (“the art of depicting or imitating character”), from the Ancient Greek ???????? (?thología, “painting of character, especially by mimic gestures”), from ???????? (?thológos, “painting character by mimic gestures”), from ???? (êthos, “character, especially moral character”). Equivalent to etho- +? -logy.

Pronunciation

• (UK) IPA^(key): /i????l?d?i/
• Rhymes: -?l?d?i

Noun

ethology (countable and uncountable, plural ethologies)

1. (zoology) The scientific study of human and animal behaviour.
2. (obsolete) The study of the human ethos.

Related terms

• ethologist

Translations

See also

• ethnology

Further reading

• ethology on Wikipedia.Wikipedia
• ethology in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• ethology in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• ethology at OneLook Dictionary Search

Anagrams

• theology