Anencephalous

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Without a brain. archaic, not-comparable

    "Similar loops were observed by the same anatomist in the cranial nerves of an anencephalous fœtus which had been preserved in spirits"

Adjective
  1. 1
    characterized by partial or total absence of a brain wordnet

Synonyms

All synonyms
anencephalicanencephalicanencephalicbrainless

Example

More examples

"Similar loops were observed by the same anatomist in the cranial nerves of an anencephalous fœtus which had been preserved in spirits"

Etymology

From Ancient Greek ἀνεγκέφαλος (anenképhalos, “brainless”), from ἀν- (an-, “not”) + ἐγκέφαλος (enképhalos, “brain”).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.