Strong's Hebrew Concordance

H3071: יְהֹוָה נִסִּי

Yᵉhôvâh niççîy · pronounced yeh-ho-vaw' nis-see' · “YHWH/Jehovah-nissi”

Definition

Jehovah-Nissi, a symbolical name of an altar in the Desert

KJV translates it as: Jehovah-nissi.

Word origin: from H3068 (יְהֹוָה) and H5251 (נֵס) with the prononimal suffix; Jehovah (is) my banner;

Extended definition

Jehovah-nissi = "Jehovah is my banner"
the name given by Moses to the altar which he built in commemoration of the discomfiture of the Amalekites

Brief lexicon based on BDB via STEPBible TBESH (CC BY 4.0).