noun, plural may·flies.
Origin of mayfly
Examples from the Web for mayfly
Historical Examples of mayfly
For these articles the season is almost as brief as the season of the mayfly or the grannom.Social Origins and Primal Law
First woman aviator to design and build her own machine, The Mayfly.
Mayfly, on the other hand, was rather skittish, and began prancing and capering as soon as he got off the road into the field.Ask Momma
R. S. Surtees
Around it flutter some butterflies; on the right is a lizard, and on the left a Mayfly.The Standard Galleries - Holland
Ephemera, ef-em′er-a, n. the Mayfly, a genus of short-lived insects: that which lasts a short time.