Standard Lemma guide

radiolucent

adj · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

adj

Meaning 1

transparent to X-rays

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adjective

Meaning 2

almost complete transparent to X-rays or other forms of radiation

Definition source: Princeton WordNet 3.0

Examples

  • radiolucent tissues

Meaning relationships

Synonyms: none provided

Antonyms: radiopaque

History

Etymology

Etymology tree Latin radiusder. English radio- English -lucent English radiolucent From radio- + -lucent.