Third-person singular simple present indicative form of sulphur.(verb)
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Use "sulphurs" in a sentence
"Euphorbiae_) was devouring the euphorbias; the English _Cynthia Cardui_ (painted-lady butterfly) was common, as were "sulphurs," "marbles," _Pontia_ (whites), "blues," and _Thecla, _ of British aspect but foreign species."
"Gray Drakes ... fall Baetis in Cheesman Canyon ... sulphurs in Wisconsin ..."
"Most of them are white -, orange -, and lime-winged sulphurs, but there are also tens of thousands of the small brown nymphalids known as ruddy daggerwings."