[in-fuh-mur-shuh
l, -foh-] 
| a long commercial that informs or instructs, esp. in an original and entertaining manner: an infomercial on making Christmas decorations using the sponsor's brand of glue. |
| in·fo·mer·cial (ĭn'fə-mûr'shəl) n. A relatively long commercial in the format of a television program. [info(rmation) + (com)mercial.] |
| in·for·mer·cial (ĭn'fər-mûr'shəl, -fə-) n. Variant of infomercial. |