Demibastion at English => English (Websters 1913) Of Explained:
Demibastion \Dem"i*bas"tion\ (?; 106), n. [Cf. F. demi-
bastion.] (Fort.)
A half bastion, or that part of a bastion consisting of one
face and one flank.
demibastion at English (WD) Of Explained:
==English==
Etymology
Compare Inter: etyl » fr|- Inter: term » demi-bastion.Noun
Inter: en-nou » nInter: Webster 191 » 3