1) to hit the mark
1a) of one discharging a javelin or arrow
2) to reach, attain, obtain, get, become master of
3) to happen, chance, fall out
3a) to specify, to take a case, as for example
4) to meet one
5) of he who meets one or presents himself unsought, any chance, ordinary, common person
6) to chance to be
Part of Speech: verb
Citing in TDNT: 8:238, 1191
Probably for an obsolete τύχω tuchô (for which the middle voice of another alternate τεύχω teuchô [to make ready or bring to pass] is used in certain tenses; akin to the base of G5088 through the idea of effecting; properly to affect; or (specifically) to hit or light upon (as a mark to be reached), that is, (transitively) to attain or secure an object or end, or (intransitively) to happen (as if meeting with); but in the latter application only impersonally (with G1487), that is, perchance; or (present participle) as adjective usual (as if commonly met with, with G3756, extraordinary), neuter (as adverb) perhaps; or (with another verb) as adverb by accident (as it were): - be, chance, enjoy, little, obtain, X refresh . . . self, + special. Compare G5180.
|(εἰ τύχοι) probably||71.13|
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root τυγχάνω; click on the second column to search for that grammatical form of the root τυγχάνω; click on the third column to search for that word and grammatical form; click on the total to search for the root τυγχάνω.