Inconceivable
Inconceivable adjective - Too extraordinary or improbable to believe.
Usage example: the formerly inconceivable idea that humans could land on the moon
Ludicrous and inconceivable are semantically related. in impossible topic. In some cases you can use "Ludicrous" instead an adjective "Inconceivable".
Nearby Word: inconceivability
Ludicrous
Ludicrous adjective - So foolish or pointless as to be worthy of scornful laughter.
Usage example: a ludicrous and easily detected attempt to forge his father's signature on a note to school
Inconceivable and ludicrous are semantically related. Sometimes you can use "Inconceivable" instead an adjective "Ludicrous".
Nearby Word: ludicrously
Mutual synonyms
Related pairs
- outlandish and inconceivable
- outlandish and ludicrous
- outrageous and inconceivable
- outrageous and ludicrous
- implausible and inconceivable
- implausible and ludicrous
- incredible and inconceivable
- incredible and ludicrous
- unbelievable and inconceivable
- unbelievable and ludicrous
- fantastic and inconceivable
- fantastic and ludicrous
- absurd and inconceivable
- absurd and ludicrous
Both words in one sentence
-
It would be unlikely to be found in a reptile, inconceivable in an octopus, and beyond ludicrous in an alien.
Source: No Biochemical Barriers
Cite this Source
Ludicrous and Inconceivable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/inconceivable/ludicrous
Inconceivable & Ludicrous. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/inconceivable/ludicrous>.
Ludicrous or Inconceivable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/inconceivable/ludicrous.
Google Ngram Viewer shows how "inconceivable" and "ludicrous" have occurred on timeline