OOLOGY /əʊˈɒlədʒi/ ► audio Scrabble 10 Words With Friends 11 Scrabble letter values: O1O1L1O1G2Y4 = 10 Definition noun the branch of zoology that studies eggs (especially birds' eggs and their size, shape, coloration, and number). See all 12 words you can make from OOLOGY → 6-letter words Words starting with O Words ending with Y ← Unscramble different letters