vi·a·ble / ˈvīəbəl/ • adj. capable of working successfully; feasible: the proposed investment was economically viable. ∎  Bot. (of a seed or spore) able to germinate. ∎  Biol. (of a plant, animal, or cell) capable of surviving or living successfully, esp. under particular environmental conditions. ∎  Med. (of a fetus or unborn child) able to live after birth. DERIVATIVES: vi·a·bil·i·ty / ˌvīəˈbilətē/ n.vi·a·bly / -blē/ adv.

viable (vy-ăbŭl) adj. capable of living a separate existence. The legal age of viability of a fetus is 24 weeks, but some fetuses now survive birth at an even earlier age.

viable capable of living or existing. XIX. — F., f. vie life (:- L. vīta); see -ABLE.
So viability XIX.

viable •babble, bedabble, dabble, drabble, gabble, grabble, rabble, scrabble •amble, bramble, Campbell, gamble, gambol, ramble, scramble, shamble •psychobabble • technobabble •barbel, garble, marble •pebble, rebel, treble •assemble, dissemble, Kemble, resemble, tremble •Abel, able, Babel, cable, enable, fable, gable, label, Mabel, sable, stable, table •enfeeble, feeble, Keble •dibble, dribble, fribble, Gribble, kibble, nibble, quibble, scribble •Abu Simbel, cymbal, gimbal, nimble, symbol, thimble, timbal •mandible •credible, edible •descendible, extendible, vendible •audible •frangible, tangible •illegible, legible •eligible, intelligible •negligible • dirigible • corrigible •submergible • fallible • indelible •gullible •cannibal, Hannibal •discernible • terrible • horrible •thurible •irascible, passible •expansible • collapsible • impassible •accessible, compressible, impressible, inexpressible, irrepressible, repressible •flexible •apprehensible, comprehensible, defensible, distensible, extensible, ostensible, reprehensible, sensible •indexible •admissible, dismissible, immiscible, impermissible, irremissible, miscible, omissible, permissible, remissible, transmissible •convincible, vincible •compossible, impossible, possible •irresponsible, responsible •forcible •adducible, crucible, deducible, inducible, irreducible, producible, reducible, seducible •coercible, irreversible, reversible, submersible •biocompatible, compatible •contractible • partible •indefectible, perfectible •contemptible •imperceptible, perceptible, susceptible •comestible, digestible, suggestible •irresistible, resistible •exhaustible •conductible, deductible, destructible, tax-deductible •corruptible, interruptible •combustible •controvertible, convertible, invertible •discerptible • persuasible • feasible •divisible, risible, visible •implausible, plausible •fusible •Bible, intertribal, libel, scribal, tribal •bobble, Chernobyl, cobble, gobble, hobble, knobble, nobble, squabble, wobble •ensemble •bauble, corbel, warble •coble, ennoble, Froebel, global, Grenoble, ignoble, noble •foible • rouble • Hasdrubal • chasuble •soluble, voluble •bubble, double, Hubble, nubble, rubble, stubble, trouble •bumble, crumble, fumble, grumble, humble, jumble, mumble, rough-and-tumble, rumble, scumble, stumble, tumble, umbel •payable, sayable •seeable, skiable •amiable •dyeable, flyable, friable, liable, pliable, triable, viable •towable •doable, suable, wooable •affable • effable • exigible • cascabel •takable • likable • salable • tenable •tunable • capable • dupable •arable, parable •curable, durable •taxable •fixable, mixable •actable • collectible •datable, hatable •eatable •notable, potable •mutable • savable • livable • movable •lovable • equable • sizable • usable •burble, herbal, verbal