demi-bateaun.
A half-bateau used in constructing pontoons.
ΚΠ
1853 H. Douglas Ess. Mil. Bridges (ed. 3) iii. 98 Those [pontoons] of greater breadth are formed by uniting two demi-bateaux at the broader ends so as to constitute an entire bateau.
This entry has not yet been fully updated (first published 1895; most recently modified version published online March 2018).
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n.1853