tycho- combining form. ['tʌɪkǝʊ]
[from Greek tukhē fortune, chance: see -O-.]
Chiefly Biology. Exceptional; occasional.

■ tychopartheno'genesis noun exceptional or occasional parthenogenesis E20.

■ tychopo'tamic adjective (of algae, plankton, etc.) occasionally or exceptionally occurring in or near rivers E20.

[TahlilGaran] English Dictionary ▲