unsinkableadj.
/(ˌ)ʌnˈsɪŋkəbl/, U.S. /ˌənˈsɪŋkəb(ə)l/ (un- prefix1 1b) Also, in recent use (1912), unsinkableness.
ΘΚΠ
society > travel > travel by water > vessel, ship, or boat > vessel with reference to qualities or attributes > [adjective] > that cannot be capsized or sunk
unsinkable1663
uncapsizable1883
the world > matter > properties of materials > lightness > [adjective] > rising due to lightness > buoyant
buoyant1578
unimmergible1806
air-chambered1856
unsinkable1883
corky1887
unsubmersible1891
1663 Marquis of Worcester Cent. Names & Scantlings Inventions Index p. ij An unsinkable Ship.
1861 Times 10 July Unsinkable Iron Ships.
1883 Great Internat. Fisheries Exhib. Catal. 62 Unsinkable Suits for Fishermen.
This entry has not yet been fully updated (first published 1926; most recently modified version published online December 2020).
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adj.1663