of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops" पर्याय: ace, A-one, first-rate, super, tiptop, topnotch, top-notch, tops,
break into simpler molecules by means of heat; "The petroleum cracked"
reduce (petroleum) to a simpler compound by cracking
become fractured; break or crack on the surface only; "The glass cracked when it was heated" पर्याय: check, break,
cause to become cracked; "heat and light cracked the back of the leather chair"
break suddenly and abruptly, as under tension; "The pipe snapped" पर्याय: snap,
break partially but keep its integrity; "The glass cracked"
pass through (a barrier); "Registrations cracked through the 30,000 mark in the county" पर्याय: break through,
tell spontaneously; "crack a joke"
hit forcefully; deal a hard blow, making a cracking noise; "The teacher cracked him across the face with a ruler"