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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 ?
com/HGHgzhuCMT PHIVOLCS-DOST (@phivolcs_dost) January 14, 2018 It added residents of Barangay Anoling in Camalig town heard rumbling sounds and detected a sulfurous odor.
In the second eruption, the volcano emitted a grayish steam and ash cloud as sulfurous odor was also detected where rumbling sounds were heard by residents in Barangay Anolong in Camalig.
Due to earlier the eruption, residents from Barangay (village) Anoling, Camalig smell a sulfurous odor and rumbling sounds were heard, the advisory said.
Kazakhstan's oil is impregnated with a large quantity of sulfurous components, and taking into account oil spills that occurred at the Kashagan field since 2013, it is necessary to assess how safe it would be to use the underwater pipeline between the two countries.
The Solfatara is an inactive volcano which releases sulfurous fumes occasionally.
The key strain of his sulfurous speech in Phoenix on Tuesday was an extended attack on"dishonest" reporters (including at"the failing New York Times").
The ambitious project would see the plane cruise through the sulfurous skies of Venus for years, sampling the acidic alien atmosphere directly and observe the venusian surface from 50 km up.
To formulate differential gear oils, phosphorus anti-wear (AW) and sulfurous extreme pressure (EP) agents are widely employed to avoid wear, seizure, and other damages at bearings or gears [9-10].
When high school kids waved a picture of Trump while shouting "Build a wall" at students from a heavily Hispanic school during a basketball game in Indiana last week, they were exhaling Trump's sulfurous vapours.
On September 24, the fragrance of holy incense in the Oval Office will be displaced by the sulfurous, unholy presence of China's President Xi Jinping.
Moreover, the investigators found that disulfide-containing peptides reduced the presence of possibly unpleasant sulfurous volatiles, formed after heating lactoglobulin or ovalbumin solutions.
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.