"spectacular dancer" is a correct and usable phrase in written English.
It can be used to describe a dancer who is exceptionally skilled or impressive in their performance. Here is an example: "Anna was a spectacular dancer, effortlessly gliding across the stage with grace and precision."
As a young man, he was a spectacular dancer.
A spectacular dancer (the choreographer Aakomon Jones worked with him), he does Brown's swivelling side to side, his scissoring splits.
A chilly singer and a spectacular dancer, she managed to break into splits and stripper gyrations while maintaining an air of back-off innocence.
Mr. Khan (London-born of Bangladeshi heritage) is a spectacular dancer, and Mr. Maqoma (from South Africa) and Young Jin Kim (from South Korea) aren't far behind him.
Judge Bruno Tonioli called it "absolutely dazzling in its brilliance", while Len Goodman called her "a spectacular dancer" with "wonderful posture".
More spectacular dancers in that slot might not leave enough room for the rest of the show to build.
Wearing outfits that would make a stripper blush, they pumped it and bumped it to the Beyoncé hit "Single Ladies (Put a Ring on It)." The girls were spectacular dancers, able to twirl on one foot while extending the other into a perfect standing split.
Extract from 'Igloos, Castles, Sewage Pipes, and Survival Pods: The World's 10 Weirdest Hotels' by Robyn Johnson "You can go anywhere in town to see spectacular dancers strut their stuff on the stage - but most places will charge you a pretty penny (US $60-15060-150
Cubans -- lithe young women and elderly men, spectacular dancers and the merely superior -- coax initially reluctant Europeans off the stairs and onto an empty portion of the plaza.
Mr. Bocca, the spectacular Argentine dancer who has often performed with American Ballet Theater, is now touring with his own company from Buenos Aires.
The choreographer Sakiko Oshima and her spectacular lead dancer, Naoko Shirakawa, knew how to disturb in the best sense when H. Art Chaos presented "Secret Club... Floating Angels 2000" at the Joyce Theater.
