Question

crowdsourcing. he asked, through advertisements and word of mouth, that volunteers around the english - speaking world send in definitions and documented uses of words. millions of submissions were received.
the first edition of the dictionary was published in 1928, more than fifty years after the project was initially announced. the ten - volume edition covered more than four hundred thousand words and phrases, making it the most comprehensive dictionary of its time. because language constantly evolves, supplements have been added over the years to account for new words or changing meanings; in march 2014, for example, the words bestie and beat boxer were added.
what is the meaning of crowdsourcing as used in the passage?
full or complete coverage
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Explanation:

The passage describes crowdsourcing as a method where volunteers around the English - speaking world send in definitions and documented uses of words through advertisements and word of mouth.

Answer:

Crowdsourcing is a method of obtaining information (definitions and documented uses of words) from a large group of people (volunteers around the English - speaking world) through means like advertisements and word of mouth.