Semidiurnal is a 11 letter word which starts with the letter S and ends with the letter L for which we found 2 definitions.
Definition |
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(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. |