Astronautics Vocabulary

The Astronautics Vocabulary is a glossary of terms that pertain to the science and technology of spaceflight. This alphabetical list can be navigated by clicking on the letters A-Z displayed on this page.

Definition of useful life

Translation: vie utile

Definition: The period from a stated time, during which under stated conditions an item has an acceptable failure rate, or until a failure occurs and corrective maintenance actions are not taken for any reason.

Other Definition: None

Synonym: None