Webster's Revised Unabridged Dictionary · 1913

Dot

Dot (dot) , noun

[French, from Latin dos, dotis, dowry. See Dower, and compare Dote dowry.]

(Law) A marriage portion; dowry. [Louisiana]

Dot , noun

[Compare Anglo-Saxon dott small spot, speck; of uncertain origin.]

1.
A small point or spot, made with a pen or other pointed instrument; a speck, or small mark.
2.
Anything small and like a speck comparatively; a small portion or specimen; as, a dot of a child.

Dot , transitive verb

1.
To mark with dots or small spots; as, to dot a line.
2.
To mark or diversify with small detached objects; as, a landscape dotted with cottages.

Dot , intransitive verb

To make dots or specks.

DoT (dē"ō*tē`) , proper noun

The Department of Transportation promulgates standards for the strength of shipping containers, and this abgreviation is often seen on cardboard boxes.

The United States Department of Transportation. [acronym]

Also: D.O.T., DOT