an eye disease that damages the optic nerve and impairs vision (sometimes progressing to blindness)
approaching a particular destination; a coming closer; a narrowing of a gap
an obstruction in a pipe or tube
the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians
a biased way of looking at or presenting something
a member of a Germanic people who conquered England and merged with the Saxons and Jutes to become Anglo-Saxons
