Beachhead

['biːtʃhed] or ['bitʃhɛd]

Definition

(noun.) an initial accomplishment that opens the way for further developments; 'the town became a beachhead in the campaign to ban smoking outdoors'; 'they are presently attempting to gain a foothold in the Russian market'.

(noun.) a bridgehead on the enemy's shoreline seized by an amphibious operation; 'the Germans were desperately trying to contain the Anzio beachhead'.

Checked by Casey--From WordNet