What does "acrostatic" mean?

In Proto-Indo-European athematic nominals, having a specific pattern of ablaut in which the accent is placed on the root syllable in all cases.

Acrostatic

Common synonyms include: acrodynamic, acrodynamic, amphikinetic, hysterokinetic, proterokinetic.

adj

adj ·Rare ·Advanced level

Adjective

1
In Proto-Indo-European athematic nominals, having a specific pattern of ablaut in which the accent is placed on the root syllable in all cases. not-comparable
"The Proto-Indo-European word for ‘night’ was acrostatic: nominative singular *nókʷ-t-s, genitive *nékʷ-t-s."

"The Proto-Indo-European word for ‘night’ was acrostatic: nominative singular *nókʷ-t-s, genitive *nékʷ-t-s."

From acro- + static.

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