DictionarylieuPlace or stead
noun

lieu

LOO/luː/

The place of someone or something else, chiefly in the phrase “in lieu of.”

The adult offers a clean mug in lieu of the broken cup.

At a table an adult replaces an unavailable broken cup with a clean mug, offering the substitute in its place; simple before-and-after object relationship.
Etymology

Latin locus meant a place or position. In “in lieu of,” that spatial idea becomes substitution: one thing occupies the place that another would otherwise fill.

In context

NRCgov83:23
we should not allow licensees to inspect themselves in lieu of NRC inspections
#NRC RIC 2019 Morning Session

More examples

  • The family requests donations to the shelter in lieu of flowers.
  • We accept a passport in lieu of a driver's license.
  • She submitted written comments in lieu of attending the meeting.

Similar words

stead
Usually follows a possessive, as in “in her stead.”
place
More broadly names a location, position, or someone's role.