The concept of extending the human lifespan. / An extension in the life of assets beyond their planned life.

plural of life extension

(computing, rare) An extension, enrichment or continuation of a declaration of a function.

plural of prototype extension

A district of Villeray---Saint-Michel---Park-Extension borough, Montreal, Quebec, Canada

A traffic calming measure that widens the sidewalk for a short distance.

(electronics) An extension lead that rolls up, usually into the socket end, which in some cases has more than one socket on it (often 2 or 4).

(electronics, UK) extension cord

(game theory) Informally, a representation of a game as a tree of decision nodes, with the game beginning at a unique initial node, and flowing through the tree along a path determined by the players until a terminal node is reached, where play ends and payoffs are assigned to all players; each non-terminal node belongs to a player; that player chooses among the possible moves at that node, each possible move is an edge leading from that node to another node.

plural of extensive form game