dot

1 noun (C)

1 a small round mark or spot

2 on the dot informal exactly at a particular time: on the dot of five (o'clock)/at five (o'clock) on the dot: Mr Green arrived at six on the dot.

3 something that looks like a small spot because it is so far away: The plane was just a dot in the sky.

4 a short sound or flash of light used when sending messages by morse code

—compare dash 2, —see also: the year dot year (11) 2 verb dotted, dotting (T)

1 to mark something by putting a dot on it or above it: She never dots her i's.

2 (often passive) to spread things over a wide area and quite far apart: be dotted with: The lake was dotted with sailboats. | be dotted about/around etc: The company now has over 20 stores dotted around the country.

3 to put a very small amount of something on a surface or in several places on a surface: Dot some rouge on your cheeks, then blend carefully.

4 dot the i's and cross the t's informal to pay attention to all the details when you are finishing something: Well, we haven't dotted the i's and crossed the t's, but the contract's nearly ready.

—see also: dotted line