What is at
once word meaning​

immediately:

Explanation:

You have to call him at once . at once. At once also means at the same time: Everything happened at once – she graduated, got a job, and got married, all in June

d.) then bernice winced as marjorie tossed her own hair over her shoulders and began to twist it slowly into two long blond braids until in her cream-colored negligée she looked like a delicate painting of some saxon princess. fascinated, bernice watched the braids grow. heavy and luxurious they were, moving under the supple fingers like restive snakes—and to bernice remained this relic and the curling iron and a to-morrow full of eyes.

i really dont know the answer so i cant