fathomless

[fath-uhm-lis]

adjective

1. impossible to measure the depth of; bottomless.

2. impossible to understand; incomprehensible.

   fathomless motives.

fathomless

/ ˈfæðəmlɪs /

adjective

1. another word for unfathomable

Other Word Forms

• fathomlessly adverb
• fathomlessness noun

Word History and Origins

Origin of fathomless¹

First recorded in 1600–10; fathom + -less

Example Sentences

Otherwise I could be chased off this pitching deck and into the fathomless sea.

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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.

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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.

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

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Only the web of golden light glowed up from the fathomless depths, growing fainter and fainter until it was finally swallowed by the darkness.

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Related Words

• baffling 
• impenetrable 
• inconceivable 
• mystifying www.thesaurus.com
• opaque 
• puzzling 
• unfathomable 
• unimaginable 
• unintelligible