noun, verb, dot⋅ted, dot⋅ting.| 1. | a small, roundish mark made with or as if with a pen. |
| 2. | a minute or small spot on a surface; speck: There were dots of soot on the window sill. |
| 3. | anything relatively small or specklike. |
| 4. | a small specimen, section, amount, or portion: a dot of butter. |
| 5. | a period, esp. as used when pronouncing an Internet address. |
| 6. | Music.
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| 7. | Telegraphy. a signal of shorter duration than a dash, used in groups along with groups of dashes and spaces to represent letters, as in Morse code. |
| 8. | Printing. an individual element in a halftone reproduction. |
| 9. | to mark with or as if with a dot or dots. |
| 10. | to stud or diversify with or as if with dots: Trees dot the landscape. |
| 11. | to form or cover with dots: He dotted a line across the page. |
| 12. | Cookery. to sprinkle with dabs of butter, margarine, or the like: Dot the filling with butter. |
| 13. | to make a dot or dots. |
| 14. | dot one's i's and cross one's t's, to be meticulous or precise, even to the smallest detail. |
| 15. | on the dot, Informal. precisely; exactly at the time specified: The guests arrived at eight o'clock on the dot. |
| 16. | the year dot, British Informal. very long ago. |

| 1. | Department of Transportation. |
| 2. | Dictionary of Occupational Titles. |
| DOT abbr. Department of Transportation |
dot 1 (dŏt)
n.
A tiny round mark made by or as if by a pointed instrument; a spot.
dot character
decimal point.
See also dot file, dot notation.
(1995-03-14)
dot
In addition to the idiom beginning with dot, also see on the dot; sign on the dotted line.
DOT
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