| Alexanderson (āl'ĭg-zān'dər-sən) Pronunciation Key
Swedish-born American electrical engineer who in 1906 invented a high-frequency alternator that made radio communication more efficient. Alexanderson also developed the first practical television system in 1927 and the first color television receiver in 1955. |
| a fool or simpleton; ninny. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |