ulx

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Adjective

1. {{lb|en|astronomy}} {{abbreviation of|en|ultra-luminous X-ray}} {{q|the individual X-rays are not ultraluminous}}.

Noun

1. {{lb|en|astronomy}} {{ellipsis of|en|ultraluminous X-ray pulsar|gloss=ULX pulsar}}.
2. {{lb|en|astronomy}} {{ellipsis of|en|ultraluminous X-ray source|gloss=ULX source}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.