SEMIDIURNAL


Meaning of SEMIDIURNAL in English

| ̷ ̷(ˌ) ̷ ̷ at semi- + adjective

Etymology: semi- + diurnal

1. : relating to or accomplished in half a day

2. : occurring twice a day

3. : occurring approximately every half day

the semidiurnal tides

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.