1.  island(n = noun.object) - a land mass (smaller than a continent) that is surrounded by water;
is a kind of dry land, earth, ground, land, solid ground, terra firma
is a member of archipelago
has particulars: caribbean island, aegean island, barrier island, south sea islands
Derived form noun islander₁

2.  island(n = noun.artifact) - a zone or area resembling an island;
is a kind of zone
has particulars: kitchen island, safety island, safety isle, safety zone, traffic island

1.  A tract of land surrounded by water, and smaller than a continent. Cf. Continent. [1913 Webster]

2.  Anything regarded as resembling an island; as, an island of ice. [1913 Webster]

3.  See Isle, n., 2. [1913 Webster]

1.  To cause to become or to resemble an island; to make an island or islands of; to isle. Shelley. [1913 Webster]

2.  To furnish with an island or with islands; as, to island the deep. Southey. [1913 Webster]

island, n.
1 a piece of land surrounded by water.
2 anything compared to an island, esp. in being surrounded in some way.
3 = traffic island.
4 a a detached or isolated thing. b Physiol. a detached portion of tissue or group of cells (cf. ISLET).
5 Naut. a ship's superstructure, bridge, etc.

Etymology:
OE igland f. ig island + LAND: first syll. infl. by ISLE

N  disjunction, disconnection, disunity, disunion, disassociation, disengagement, discontinuity, abjunction, cataclasm, inconnection, abstraction, abstractedness, isolation, insularity, insulation, oasis, island, separateness, severalty, disjecta membra, dispersion, apportionment, separation, parting, circumcision, detachment, segregation, divorce, sejunction, seposition, diduction, diremption, discerption, elision, caesura, break, fracture, division, subdivision, rupture, compartition, dismemberment, dislocation, luxation, severance, disseverance, scission, rescission, abscission, laceration, dilaceration, disruption, abruption, avulsion, divulsion, section, resection, cleavage, fission, partibility, separability, fissure, breach, rent, split, rift, crack, slit, incision, dissection anatomy, decomposition, cutting instrument, buzzsaw, circular saw, rip saw, separatist, disjoined, discontinuous, multipartite, abstract, disjunctive, secant, isolated, insular, separate, disparate, discrete, apart, asunder, far between, loose, free, unattached, unannexed, unassociated, unconnected, distinct, adrift, straggling, rift, reft, scissile, divisible, discerptible, partible, separable, separately, one by one, severally, apart, adrift, asunder, in twain, in the abstract, abstractedly.

N  island, isle, islet, eyot, ait, holf, reef, atoll, breaker, archipelago, islander, insular, seagirt, archipelagic, Fluids in Motion.

admiralty island, aegean island, anglesea island, anglesey island, baffin island, bahrain island, bahrein island, barrier island, battle of wake island, bedloe's island, bouvet island, canary island hare's foot fern, cape breton island, capital of rhode island, caribbean island, catalina island, channel island, coney island, ellis island, galveston island, grand island, guadalupe island, hatteras island, hawaii island, island dispenser, island hop, island of guernsey, island of jersey, island universe, kahoolawe island, kauai island, kitchen island, kodiak island, lanai island, leyte island, liberty island, long island, long island sound, manhattan island, maui island, molokai island, nauru island, nihau island, norfolk island, norfolk island pine, north island, north island edelweiss, oahu island, pleasant island, prince edward island, rhode island, rhode island bent, rhode island red, rock island, safety island, sao tiago island, sea island cotton, singapore island, south island, staten island, thousand island dressing, traffic island, vancouver island, wake island