Without a path or trail. / (figuratively) Unexplored.

(physiology) A series of chemical reactions occurring within a cell.

The study of the microscopic structure of living tissue (histology) of diseased tissue (as opposed to normal histology which studies the histology of healthy tissues).

(British India, South Asia) A Pashtun; a member of the Pashto-speaking people of today’s north-west Pakistan and south-east Afghanistan.

A communist nationalist movement and political party in Laos, which took power in 1975 after a civil war.

(biochemistry, genetics) A key regulator of animal development present in many organisms from flies to humans.

The state or quality of being pathetic.

plural of Pathan

Opening a new path or approach

plural of pathbreaker