The word "kilocycle" refers to a unit of frequency measurement, also known as kilohertz. However, there are several synonyms for this term, including "kHz," "thousands of cycles per second," and "kilohertz per second." These synonyms are commonly used in technical and scientific contexts, such as radio broadcasting and electronics. Additionally, the term "kilocycle" is somewhat dated and has been largely replaced by its more modern equivalents. Nonetheless, it remains a useful term in certain contexts, especially when discussing the history and development of radio technology.