Search Result for "fortuitous": 
Wordnet 3.0

ADJECTIVE (2)

1. having no cause or apparent cause;
- Example: "a causeless miracle"
- Example: "fortuitous encounters--strange accidents of fortune"
- Example: "we cannot regard artistic invention as...uncaused and unrelated to the times"
[syn: causeless, fortuitous, uncaused]

2. occurring by happy chance;
- Example: "profits were enhanced by a fortuitous drop in the cost of raw materials"

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3 definitions retrieved:

The Collaborative International Dictionary of English v.0.48:

Fortuitous \For*tu"i*tous\, a. [L. fortuitus; akin to forte, adv., by chance, prop. abl. of fors, fortis, chance. See Fortune.] 1. Happening by chance; coming or occuring unexpectedly, or without any known cause; chance; as, the fortuitous concourse of atoms. [1913 Webster] It was from causes seemingly fortuitous . . . that all the mighty effects of the Reformation flowed. --Robertson. [1913 Webster] So as to throw a glancing and fortuitous light upon the whole. --Hazlitt. [1913 Webster] 2. (LAw) Happening independently of human will or means of foresight; resulting from unavoidable physical causes. --Abbott. Syn: Accidental; casual; contingent; incidental. See Accidental. -- For*tu"i*tous*ly, adv. -- For*tu"i*tous*ness, n. [1913 Webster]
WordNet (r) 3.0 (2006):

fortuitous adj 1: having no cause or apparent cause; "a causeless miracle"; "fortuitous encounters--strange accidents of fortune"; "we cannot regard artistic invention as...uncaused and unrelated to the times" [syn: causeless, fortuitous, uncaused] 2: occurring by happy chance; "profits were enhanced by a fortuitous drop in the cost of raw materials"
Moby Thesaurus II by Grady Ward, 1.0:

44 Moby Thesaurus words for "fortuitous": accessory, accidental, additional, adscititious, adventitious, aleatory, appurtenant, ascititious, auxiliary, casual, causeless, chance, chancy, circumstantial, collateral, contingent, destinal, dicey, extra, fatal, fatidic, fluky, iffy, incidental, indeterminate, inessential, nonessential, odd, risky, secondary, subsidiary, superadded, superfluous, supervenient, supplemental, supplementary, uncaused, undetermined, unessential, unexpected, unforeseeable, unforeseen, unlooked-for, unpredictable