backfill

Verb

1. To refill a hole with the material dug out of it.
2. To refill an excavation unit to restore the former ground surface and/or to preserve the unit and make it recognizable as having been excavated.
3. (US) To provide reserve support.
4. (US) To replenish or restock due to attrition or loss.
5. To enter an online game that's already in progress, replacing a player who left early.

Noun

1. (countable, uncountable) The material that has been used to refill an excavation.
2. (US, countable, uncountable) Reserve support personnel.
3. (US, countable, uncountable) That which backfills; a replacement.
4. (countable, uncountable) Material in a story set earlier in the past, providing history or context for the current action.

Etymology

From back + fill.

Synonyms

fill

reaeration

goaf filling

goaf stowing

Translations

auffüllen

Hinterfüllung

Füllmaterial

Anschüttung

aufgeschütteter Boden

Verfüllung

terre

terre de remblai

أعد ملئ

tamponnage

Auffüllung