abysmal

[ uh-biz-muh l ]

/ əˈbɪz məl /

of or like an abyss; immeasurably deep or great.

extremely or hopelessly bad or severe: abysmal ignorance; abysmal poverty.

Origin of abysmal

First recorded in 1650–60; abysm + -al¹

a·bys·mal·ly, adverb ul·tra-a·bys·mal, adjective

abwehr, aby, abydos, abyla, abysm, abysmal, abyss, abyss., abyssal, abyssinia, abyssinian

Almost as bad as the reviews that Moby Dick received, which were abysmally negative.

Joyce Carol Oates Salutes Norman Mailer |Joyce Carol Oates |October 24, 2012 |DAILY BEAST
He did not know quite what this Something would be, but he abysmally inferred that it would be extremely unpleasant.

The Girl in the Mirror |Elizabeth Garver Jordan
All had seen the same indescribably horrible, abysmally atrocious, things.

Masters of Space |Edward Elmer Smith
Something in the way she said it made Joanna see she was abysmally ignorant.

Joanna Godden |Sheila Kaye-Smith

The social gap between this afterguard and Rose and her colleagues in the chorus, was not so very wide, but it was abysmally deep.

The Real Adventure |Henry Kitchell Webster
And all change, to the home-staying heart, can be so abysmally upsetting!

The Prairie Child |Arthur Stringer

abysmal

/ (əˈbɪzməl) /

immeasurable; very great abysmal stupidity

informal extremely bad an abysmal film

abysmally, adverb