Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
For months before that first call, Motorola was racing to build a cell phone against Bell Labs, the legendary research arm of AT&T that had developed the transistor and other innovations.
Source: https://abc7news.com/martin-cooper-first-cell-phone-call-motorola-april-3/13077296/
On that day, April 3, 1973, Cooper needled his rival at AT&T’s Bell Labs by calling him on the 11-inch-long, 2.5-pound Dyna-TAC prototype that he and his team had begun to design only five months earlier.
Source: https://patriotpost.us/articles/95363-the-cellphone-at-50-2023-03-02