The story
From un- + fathom, possibly created by analogy with untangle, unravel, etc.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: to come to comprehend; demystify. Full definition →
From un- + fathom, possibly created by analogy with untangle, unravel, etc.
Etymology from Wiktionary, CC BY-SA 4.0.