Eriosoma lanigerum Eriosoma lanigerum /ˌɛrioʊˈsoʊmə ləˈnɪdʒərəm/

noun

1. Primarily a bark feeder on aerial parts and roots of apple and other trees  ( American blight , Eriosoma lanigerum , woolly apple aphid )
   primarily a bark feeder on aerial parts and roots of apple and other trees
   
   

 Undset Undset /ˈʊndsɛt/

noun

1. Norwegian novelist (1882-1949)  ( Sigrid Undset , Undset )
   Norwegian novelist (1882-1949)
   
   

 black whale black whale /blæk weɪl/

noun

1. Large whale with a large cavity in the head containing spermaceti and oil; also a source of ambergris  ( black whale , cachalot , Physeter catodon , sperm whale )
   large whale with a large cavity in the head containing spermaceti and oil; also a source of ambergris
   
   
2. Small dark-colored whale of the Atlantic coast of the United States; the largest male acts as pilot or leader for the school  ( black whale , blackfish , common blackfish , Globicephala melaena , pilot whale )
   small dark-colored whale of the Atlantic coast of the United States; the largest male acts as pilot or leader for the school
   
   

 reconstruction reconstruction /ˌriːkənˈstrʌkʃən/

noun

1. () The activity of constructing something again  ( reconstruction )
   the activity of constructing something again
   
2. Recall that is hypothesized to work by storing abstract features which are then used to construct the memory during recall  ( reconstruction , reconstructive memory )
   recall that is hypothesized to work by storing abstract features which are then used to construct the memory during recall
   
3. An interpretation formed by piecing together bits of evidence  ( reconstruction )
   an interpretation formed by piecing together bits of evidence
   

 Reconstruction

1. () The period after the American Civil War when the southern states were reorganized and reintegrated into the Union; 1865-1877  ( Reconstruction Period , Reconstruction Era , Reconstruction )
   the period after the American Civil War when the southern states were reorganized and reintegrated into the Union; 1865-1877
    The Reconstruction era was a pivotal time in American history.
   The Reconstruction era was a pivotal time in American history.