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It is clear that the meanings of these three words are in no way as-sociated with one another. Yet, most larger dictionaries still enter a meaning of board that once held together all these other meanings "table". It developed from the meaning "a piece of timber" by trans-ference based on contiguity (association of an object and the material from which it is made). The meanings "meals" and "an official group of persons" developed from the meaning "table", also by transference based on contiguity: meals are easily associated with a table on which they are served; an official group of people in authority are also likely to discuss their business round a table.
It is clear that the meanings of these three words are in no way as-sociated with one another. Yet, most larger dictionaries still enter a meaning of board that once held together all these other meanings "table". It developed from the meaning "a piece of timber" by trans-ference based on contiguity (association of an object and the material from which it is made). The meanings "meals" and "an official group of persons" developed from the meaning "table", also by transference based on contiguity: meals are easily associated with a table on which they are served; an official group of people in authority are also likely to discuss their business round a table.
It would hardly be possible to establish any logical associations between some of the meanings of the noun bar except through the main meaning:1