protoplanetary disk

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protoplanetary disk

noun protoplanetary disks

A rotating disk of dense gas and dust surrounding a young newly formed star, and from which planets may be formed.
Similar: PPD, proplyd

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noun disk of dense gas and dust

日本語	原始惑星系円盤
中文	原行星盤 /原行星盘
हिन्दी	आदिग्रहीय चक्र ādigrahīya cakra

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MLA

"protoplanetary disk." Wiktionary, via Micwyn, micwyn.com/word/protoplanetary%20disk. Accessed 6 Nov. 2026.

APA

protoplanetary disk. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/protoplanetary%20disk

Chicago

"protoplanetary disk." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/protoplanetary%20disk.

BibTeX

@misc{protoplanetary_disk_2026,
  title = {protoplanetary disk},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/protoplanetary%20disk},
  urldate = {2026-11-06}
}