Definition of expendable in English:

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Pronunciation: /ɪkˈspɛndəb(ə)l/


1Of relatively little significance, and therefore able to be abandoned or destroyed: the region is expendable in the wider context of national politics
More example sentences
  • It used to be that the Vice President was expendable, relatively unimportant and rather decorative.
  • Therefore, we were expendable and they made sure we knew it.
  • The harsh reality of military life is that the guy would have to be someone relatively expendable.
dispensable, able to be sacrificed, replaceable;
non-essential, inessential, not essential, unimportant, unnecessary, unneeded, not required;
superfluous, extraneous;
disposable, throwaway, one use, single-use, replaceable
1.1(Of an object) designed to be used only once and then abandoned or destroyed: unmanned and expendable launch vehicles
More example sentences
  • The remote-controlled vehicle is designed to be expendable, carries its own warhead, and uses cheaper components.
  • Because it was easier to adapt existing military missiles, which are designed for a single flight, most launchers have been expendable.
  • The vast majority is taken by expendable launch vehicles.



Pronunciation: /ɪkspɛndəˈbɪlɪti/
Example sentences
  • As hard as expendability is on workers themselves, increased productivity is the way progress is made.
  • Missions for unmanned vehicles will gravitate toward those compatible with their primary strengths - persistence, expendability and stealth.
  • I only once saw him without his stiff white detachable collar: at once a symbol of perpetual elegance and expendability.


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