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Webster 1913 Edition

Noun.

The act of converting into forest or woodland.

Blackstone.

Noun.

The act of turning ground into forest or wood land.

afforestation ‎(countable and uncountable, plural afforestations)

The act or process of creating a new forest where none had existed before, or reforestation of areas long deforested.

creating a forest

Portuguese: aflorestamento m, florestamento m
Romanian: împădurire (ro) f
Russian: лесонасаждение (ru) ‎(lesonasaždenije), лесоразведение (ru) ‎(lesorazvedenije)