Old Testament Hebrew Lexical Dictionary
Strong's #03119 - יוֹמָם
1) by day, in the daytime (adverb)
2) daytime (substantive)
1220) mi (ימ YM) AC: ? CO: Sea AB: Terror: The pictograph i is a picture of a hand representing work, the m is a picture of water. Combined these mean "working water". The sea or other large body of water is the place of storms and heavy surf. This parent root is closely related to me.
Jeff Brenner, Ancient Hebrew Research Center Used by permission of the author.
יוֹמָם adv. (from יוֹם and the adverbial termination ־ָם)
(1) by day. יוֹמָם וָלַיְלָה by day and by night, i.e. continually, Leviticus 8:35; Numbers 9:21. Like substantives
(a) it receives prepositions. בְּיוֹמָם Nehemiah 9:19, and
(b) it is put in the genit. צָרֵי יוֹמָם daily enemies, Ezekiel 30:16.
(2) daily, see Ezek. l.c. (Syr. ܝܺܡܳܡܳܐ a day, ܒܺܝܡܳܡܳܐ daily.)
the Seventh Week after Easter