fathomless

American  

[fath-uhm-lis] / ˈfæð əm lɪs /

adjective

1. impossible to measure the depth of; bottomless.

2. impossible to understand; incomprehensible.

   fathomless motives.

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fathomless British  

/ ˈfæðəmlɪs /

adjective

1. another word for unfathomable

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Other Word Forms

• fathomlessly adverb
• fathomlessness noun

Etymology

Origin of fathomless

First recorded in 1600–10; fathom + -less

Example Sentences

To feel and smell the reality of 12.4 million square miles of frozen expanse, to place upon a scale the fathomless weight of that much ice pressed upon the earth, left me winded.

From Salon

I’ll pull out just one such gem, for it illustrates the timeliness of the author’s approach to the fathomless depths of his subject.

From Washington Post

But over the years, the song has revealed itself to contain fathomless depths that have only been audible in later interpretations.

From New York Times

Having grown up among the unimaginably wealthy, Farrah is stunned to learn the difference between her parents’ relatively new money and the fathomless cushion of white generational wealth.

From Los Angeles Times

But the price is right and the sense of achievement fathomless.

From Seattle Times

Related Words

• baffling
• impenetrable
• inconceivable
• mystifying
• opaque
• puzzling
• unfathomable
• unimaginable
• unintelligible