hard start

Fetched 2026-10-26 (cache).

Synonyms: head start, warm start

Antonyms: head start, warm start

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|rocketry}} An [[explosion]] in a [[rocket engine]] during [[startup]], usually due to the presence of too much [[propellant]] prior to [[ignition]].

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