Crossword clues for the word: SCD The word SCD has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for SCD Showing 1 to 9 of 9 results Clue(s) Chemist's degree. Graduate deg. It's similar to a Ph.D. M.I.T. degree Postgraduate science deg. Postgraduate science degree (abbr) Relative of a Ph.D. Science degree. Scientific degree.