(countable) A mode is a specific way of doing something.
The study combines two different researchmodes: oral history and written history.
The machine is in warm-up mode right now.
A modern city offers many different modes of transport from bicycle lanes to high speed trains.
Modern medicine must be seen as part of the capitalistmode of production.
There is a difference in English between casual and formal modes of speech.
(countable) A mode is a fashion or style.
She was always dressed in the latest mode.
(countable) A mode is a specific type or form of something.
Heat is a mode of energy transfer, like work, not a substance or other seawater property.
(countable); (music) A mode is specific a kind scale.
The Mixolydian mode is a good way for inducing a bluesey kind of mood.
(countable); (statistics) The mode is the number that occurs most often in a group of numbers.
In a normal distribution, with large sets, the mean, median and mode will typically be the same value.
(countable); (grammar) A mode is specific a kind of clause that shows how the speaker feels about it. Modes show whether something is true, probably true, a wish, etc. Usually called mood.
In Finnish, for example, the conditional mode is used both in the main clause and the subordinate.