He has lived stealth for 10 years.

Mutable as is our nature, it delights in the immutable: and we expect as much constancy as if all time, to say nothing of our own changeableness, had not shewn that ever the fashion of this world passeth away.

A two-dimensional system of photoelastic disks subject to vertical tapping against gravity was experimentally monitored from ordered to disordered configurations by varying bidispersity.

Coordinate term: intergalactic