Hot-stage
verb
verb ·Rare ·Advanced level
Definitions
Verb
- 1 To light the engine(s) of a rocket stage while still attached to the stage beneath it. intransitive
"The Proton's second stage avoids ullage issues by hot-staging, allowing the engines to ignite while still being pushed by the first stage, but this necessitates the use of a special open trusswork in the interstage area to prevent the superheated second-stage exhaust from blowing up the rocket."
Example
More examples"The Proton's second stage avoids ullage issues by hot-staging, allowing the engines to ignite while still being pushed by the first stage, but this necessitates the use of a special open trusswork in the interstage area to prevent the superheated second-stage exhaust from blowing up the rocket."
More for "hot-stage"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.