supernova noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of supernova noun from the Oxford Advanced American Dictionary

supernova

noun

NAmE//ˈsupərˌnoʊvə//

, NAmE//ˌsupərˈnoʊvə//

(pl. supernovae

NAmE//ˈsupərˌnoʊvi//

, NAmE//ˌsupərˈnoʊvi//

, (or )supernovas) (astronomy)

a star that suddenly becomes much brighter because it is exploding compare nova

Want to learn more?

Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.

See supernova in the Oxford Advanced Learner's Dictionary

Check pronunciation: supernova