Search for crossword answers and clues

Answer for the clue "Words before nose or hair ", 3 letters:
bya

Alternative clues for the word bya

Word definitions for bya in dictionaries

Wikipedia Word definitions in Wikipedia
In astronomy , geology , and paleontology , " bya " or " b.y.a. " is an initialism for " billion years ago ". This abbreviation is commonly used as a unit of time to denote length of time before the present in billions of years. The "billion" in bya is, ...