fission rocket

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|space flight}} A [[spacecraft]] having a [[fission reactor]] that powers the [[rocket]].
2. {{lb|en|space flight}} A [[nuclear-pulse rocket]] that uses fission-based [[atomic bomb]]s to supply propulsive force.

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