air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time
breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
far more than usual or expected; "an extraordinary desire for approval"; "it was an over-the-top experience"
beyond what is ordinary or usual; highly unusual or exceptional or remarkable; "extraordinary authority"; "an extraordinary achievement"; "her extraordinary beauty"; "enjoyed extraordinary popularity"; "an extraordinary capacity for work"; "an extraordinary session of the legislature"
singled out for notice or especially for a dire fate; "a marked man"
strongly marked; easily noticeable; "walked with a marked limp"; "a pronounced flavor of cinnamon"
having or as if having an identifying mark or a mark as specified; often used in combination; "played with marked cards"; "a scar-marked face"; "well-marked roads"
marked by excited activity; "a hot week on the stock market"
charged or energized with electricity; "a hot wire"; "a live wire"
having or dealing with dangerously high levels of radioactivity; "hot fuel rods"; "a hot laboratory"
of a seeker; very near to the object sought; "you are hot"
having or showing great eagerness or enthusiasm; "hot for travel"
newly made; "a hot scent"
very good; often used in the negative; "he's hot at math but not so hot at history"
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"
extended meanings; especially of psychological heat; marked by intensity or vehemence especially of passion or enthusiasm; "a hot temper"; "a hot topic"; "a hot new book"; "a hot love affair"; "a hot argument"
recently stolen or smuggled; "hot merchandise"; "a hot car"
having or bringing unusually good luck; "hot at craps"; "the dice are hot tonight"
newest or most recent; "news hot off the press"; "red-hot information"
very unpleasant or even dangerous; "make it hot for him"; "in the hot seat"; "in hot water"
very popular or successful; "one of the hot young talents"; "cabbage patch dolls were hot last season"
sexually excited or exciting; "was hot for her"; "hot pants"
performed or performing with unusually great skill and daring and energy; "a hot drummer"; "he's hot tonight"
being very spicy; "hot salsa"; "jalapeno peppers are very hot"
characterized by violent and forceful activity or movement; very intense; "the fighting became hot and heavy"; "a hot engagement"; "a raging battle"; "the river became a raging torrent"
a book (or manuscript) consisting of large sheets of paper folded in the middle to make two leaves or four pages; "the first folio of Shakespeare's plays"