A semicolon is a punctuation mark. It is used to join two sentences slightly more closely than they would be joined if separated by a full stop. The semicolon is also used as a sort of "senior comma" to make meaning clear in a sentence where commas are already being used for other purposes.
Examples:
I am alone; my wife had to leave.
I traveled to London, England; Tijuana, Mexico; and Reykjavik, Iceland.
Lisa scored 2,845,770 points; Marcia, 2,312,860; and Jeff, 1,726,640.
... back) (t, th, d, dh, n)
Dental (tongue against teeth, like Spanish) (t, th, d, dh, n)
Labial (with the lips[?]) (p, ph, b, bh, m)
It also has four semivowels: y, ...