As adjectives the difference between mattoid and mastoid
is that mattoid is displaying erratic behaviour while mastoid is of or relating to the mastoid process.
As nouns the difference between mattoid and mastoid
is that mattoid is a person who displays such behaviour while mastoid is the mastoid process.
mattoid
English
Noun
(
en noun)
A person who displays such behaviour
Compound of genius and fool
References
*OED (online) 2001
*Concise Oxford Dictionary 1964
mastoid
English
Etymology 1
From (etyl)
Adjective
(head)
Of or relating to the mastoid process.
Noun
(
en noun)
(anatomy) The mastoid process.
Derived terms
* mastoidal
* mastoidectomy
* mastoiditis
* occipitomastoid
* parietomastoid
Etymology 2
From (etyl)
Adjective
(head)
Shaped like a breast or nipple.
Anagrams
*