Question: how many new words were added to the dictionary?
Answer: In January 2018, The Oxford English Dictionary (OED) announced that it has added more than 1,100 words, senses, and sub-entries. As of March 2018, more than 700 new words, senses, and sub-entries were included as well—increasing the number of entries to almost 2,000 (note: the OED does updates on a quarterly basis).