Words similar to fortuitous

Example sentences for: fortuitous

How can you use “fortuitous” in a sentence? Here are some example sentences to help you improve your vocabulary:

In contrast, Southern blots probed with the T-DNA right border (RB) revealed two fragments for E82 [ 27 ] . Early attempts to isolate the E82 flanking sequence by TAIL-PCR repeatedly recovered a fortuitous junction between a left border (LB) and a partial T-DNA truncated near the 3' end of the GFP-COP1 gene.
Spontaneous models were produced through fortuitous observations of clinical symptoms reminiscent of a given human autoimmune disease developing in a given mouse strain, or in crosses between mouse strains.
A particularly fortuitous gene that could favor or disfavor the hypothesis of LGT of the aroA Iβ - tyrA (p) gene block in Anabaena/Nostoc is trpAa • trpAb , a fusion corresponding to two genes that are usually separate (free-standing).
"I have the most fortuitous headache."
It could be accounted fortuitous that I knew what bettas were, but why choose to define that word in my household dictionary and not the first two?