semidiurnal
/.semidai'ә:nl/
📖 中文释义
- a. 半天的, 一天两次的
📘 English Definition（英文释义）
- a. Pertaining to, or accomplished in, half a day, or
- twelve hours; occurring twice every day.
- a. Pertaining to, or traversed in, six hours, or in half
- the time between the rising and setting of a heavenly body; as, a
- semidiurnal arc.