HOME
CAREERS
SCHOOLS
ARTICLES
REFERENCE
Yahoo! Education
>
Reference
>
Dictionary
> gyrus
Definition of gyrus
Reference
Dictionary
Encyclopedia
Thesaurus
World Factbook
Spanish Dictionary
Anatomy
Conversion Calculator
Word of the Day
perfunctory
Definition: (adjective) unenthusiastic, routine, or mechanical.
Petersons.com
Add Word of the Day to your personalized My Yahoo! page:
About My Yahoo! and RSS »
Search Dictionary:
Email this page to a friend
< gyrostat
GySgt >
gy·rus
(j
r
s)
KEY
NOUN:
pl.
gy·ri
(-r
)
KEY
Any of the prominent, rounded, elevated convolutions on the surfaces of the cerebral hemispheres.
ETYMOLOGY:
Latin
g
rus
,
circle
; see
gyre
Visit our partner's site
Provided by Houghton Mifflin
eReference -- Download this interactive reference software to your desktop computer