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 (sŭl′fər-əs, -fyər-, sŭl-fyo͝or′əs)
1. Of, relating to, derived from, or containing sulfur, especially with valence 4.
2. Characteristic of or emanating from burning sulfur.
3. also sul·phur·ous Fiery; hellish.


1. (Chemistry) the US preferred spelling of sulphurous
2. (Theology) the US preferred spelling of sulphurous
3. the US preferred spelling of sulphurous


(ˈsʌl fər əs, sʌlˈfyʊər əs)

1. of, pertaining to, or containing sulfur, esp. in the tetravalent state.
2. of the yellow color of sulfur.
[1520–30; < Latin sulfurōsus. See sulfur, -ous]
sul′fur•ous•ly, adv.
sul′fur•ous•ness, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.sulfurous - of or related to or containing sulfur or derived from sulfur
2.sulfurous - harsh or corrosive in tonesulfurous - harsh or corrosive in tone; "an acerbic tone piercing otherwise flowery prose"; "a barrage of acid comments"; "her acrid remarks make her many enemies"; "bitter words"; "blistering criticism"; "caustic jokes about political assassination, talk-show hosts and medical ethics"; "a sulfurous denunciation"; "a vitriolic critique"
unpleasant - disagreeable to the senses, to the mind, or feelings ; "an unpleasant personality"; "unpleasant repercussions"; "unpleasant odors"
3.sulfurous - characterized by oppressive heat and humidity; "the summer was sultry and oppressive"; "the stifling atmosphere"; "the sulfurous atmosphere preceding a thunderstorm"
hot - used of physical heat; having a high or higher than desirable temperature or giving off heat or feeling or causing a sensation of heat or burning; "hot stove"; "hot water"; "a hot August day"; "a hot stuffy room"; "she's hot and tired"; "a hot forehead"
References in periodicals archive ?
Moreover, the investigators found that disulfide-containing peptides reduced the presence of possibly unpleasant sulfurous volatiles, formed after heating lactoglobulin or ovalbumin solutions.
But now the sulfurous gas and molten lava were trapped inside, making likely a second eruption.
A legend says that one General Salik Shah, who was called by the Greek as General Sulfurous with five soldiers of the legions of Alexander of MACEDON, settled in Chitral and are the progenitors of the Kafir Kalash.
The springs are not sulfurous, so there is no odor, but the waters are laden with minerals.
Breathing problems caused by the sulfurous haze that wafted from Laki to Europe may have contributed to the early deaths of tens of thousands.
A relatively small coterie of Massachusetts primitive firearms hunters who love black powder and the sulfurous cloud of smoke that mystically follows each shot are now seeking the illusive white-tail with those challenging weapons.
At least 90 percent of bad breath problems are associated with the sulfurous compounds generated by the putrefying, malodor-forming, anaerobic bacteria, which hide in oral crevices, and which degrade food particles and salivary cell fragments," Kross says.
Feral horses wander through its moss-covered oak forests, alligators slink through its sulfurous marshes, and, every year, thousands of loggerhead turtles nest on its beaches.
Thus, a landlady dutifully reports to the police a sulfurous smell emanating from a tenant's apartment, leading to his arrest.
The researcher indicates that at present the reddish colour of these formations is explained as produced by the alteration of the salts due to the strong irradiation of Jupiter's charged particles, forming sulfurous compounds.
Oresharski set off outrage when he appointed Delyan Peevski, a 32-year-old media mogul with a thin rA[c]sumA[c] and a sulfurous reputation, as head of the national security agency.
5 million tons of concentrated waste in San Miguel contains sulfurous minerals as well as oxidized deposits containing various amounts of quartz, pyrite, chalcopyrite, copper, arsenic and other minerals that generate acidic waters.