Fagus sylvatica fa·gus·syl·vatica uncommon noun 1. large European beech with minutely-toothed leaves; widely planted as an ornamental in North America Synonymscommon beechEuropean beechFagus sylvatica Related words Word family Fagus sylvatica atropuniceaFagus sylvatica pendulaFagus sylvatica purpurea Broader terms beech Parts Fagus WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.