Definition of acrological in English:

acrological

(also akrological)

adjective

rare
  • Relating to or based on initial letters or sounds.

Origin

Early 19th century; earliest use found in The New Monthly Magazine. From acro- + -logical, after French acrologique.

Pronunciation:

acrological

/ˌakrəˈlɒdʒɪkl/