Englishfor English speakers
Se
—
noun
(= selenium)
a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)
SE
—
noun
(= southeast)
the compass point midway between south and east; at 135 degrees
NA
Abbreviation
—
A shortened form of Native American.
The NA population was wiped out.