(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
According to Klein, perhaps related to הפך (hafákh, “to turn”) / ה־פ־ך (h-p-k).
א־ב־ך • (ʾ-b-k)
- Related to rising of smoke, haze, mist.
- (modern, physics) Related to interference of waves.
- “א־ב־ך” in the Hebrew Terms Database of the Academy of Hebrew Language
- “א־ב־ך”, in Hebrew dictionary and conjugation tables, Pealim.com
- Klein, Ernest (1987) A Comprehensive Etymological Dictionary of the Hebrew Language for Readers of English[1], Jerusalem: Carta, →ISBN, page 3