| Thomsen (tŏm'sən) Pronunciation Key
Danish archaeologist who introduced the three-part system for the chronological classification of prehistoric artifacts, divided into the Stone, Bronze, and Iron ages. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |