As adjectives the difference between ictic and octic
is that ictic is pertaining to, or caused by, a blow; sudden; abrupt while octic is of the eighth degree or order.
As a noun octic is
a quantic of the eighth degree.
ictic
English
Adjective
(
-)
Pertaining to, or caused by, a blow; sudden; abrupt.
-
(
Webster 1913)
octic
English
Adjective
(-)
Of the eighth degree or order.
Noun
(
en noun)
A quantic of the eighth degree.