blackbody

Fetched 2026-10-26 (cache).

Synonyms: black body, blackboy, black-body, black boy, blackboys, blackbox, blackbook

Antonyms: black body, blackboy, black-body, black boy, blackboys, blackbox, blackbook

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|physics}} A [[theoretical]] [[body]], approximated by a [[hole]] in a [[hollow]] [[black]] [[sphere]], that [[absorb]]s all [[incident]] [[electromagnetic]] [[radiation]] and [[reflect]]s none (it has a [[characteristic]] [[emission]] [[spectrum]]).

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