median

A strip of land separating opposing lanes of traffic on a road.

"The car swerved onto the median strip."

An anatomical plane or line dividing an organism into two equal halves.

"The median nerve is crucial for hand movement."

Relating to or situated in the middle of a series or distribution.

"The median age of the population is rising."

The middle value in a sorted list of numbers or data.

"Calculate the median of these test scores."