dot (dots plural & 3rd person present) (dotting present participle) (dotted past tense & past participle )
1 n-count A dot is a very small round mark, for example one that is used as the top part of the letter `i', as a full stop, or as a decimal point.
2 n-count You can refer to something that you can see in the distance and that looks like a small round mark as a dot.
(=speck, spot)
Soon they were only dots above the hard line of the horizon.
3 verb When things dot a place or an area, they are scattered or spread all over it.
Small coastal towns dot the landscape. V n
5 If you arrive somewhere or do something on the dot, you arrive there or do it at exactly the time that you were supposed to.
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on the dot phrase
(=punctually)
They appeared on the dot of 9.50 pm as always...
6 If you say that someone dots the i's and crosses the t's, you mean that they pay great attention to every small detail in a task; often used to express your annoyance because such detailed work seems unnecessary and takes a very long time.
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dot the i's and cross the t's phrase Vs inflect