/ Dictionary / Index T test-tube skin: Meaning and Definition of Find definitions for: test'-tube skin' Pronunciation: [key] — Med. Med. skin that has been grown in the laboratory from a patch of a person's skin, used for autografting, esp. in the treatment of extensive burns. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. test-tube baby testudinal Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language