A large flat-bottomed boat or float. Cf. pontoon, n.1 Now rare (in later use Irish English).
| 单词 | θ204583 |
| 释义 | society > travel > travel by water > vessel, ship, or boat > vessel of specific construction or shape > flat-bottomed boat > [noun] > used as support, wharf, or gate (6) pont1631 A large flat-bottomed boat or float. Cf. pontoon, n.1 Now rare (in later use Irish English). pontoon1676 A flat-bottomed boat, hollow metal cylinder, or other float used to support a temporary bridge, floating platform, raft, etc. Also: a float fixed to… tin-boat1677 a pontoon or the like made of tin (or some alloy of tin): cf. pontoon, n.1 1a. wharf-boat1849 (a) U.S. a boat supporting a platform and moored at a bank, used as a wharf; (b) a boat employed about a wharf. caisson1854 Hydraulics. A vessel in the form of a boat used as a floodgate in docks. caisson-gate1866 = sense 2c. |
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