The term WORDSMITH'S REF. is a reference to two important tools for writers: a dictionary and the Oxford English Dictionary (OED). The crossword solutions for this term are DICT, with 4 letters, and OED, with 3 letters. A dictionary is an essential tool for any writer, providing definitions of words and their usage. The OED is a comprehensive dictionary of the English language, containing over 600, 000 words and phrases. It is considered the definitive source for the English language and is used by writers to ensure accuracy in their writing.