English
columnal
From column + -al.
Formed from column + -al
Proto-Indo-European *kelH- ‘to rise, be tall’
…
Latin culmen ‘a pillar, top, crown, summit’
Latin columna ‘a column, pillar, post’
Old French columne
Middle English columne
English column
Today it means
noun A disklike part of the stem of a crinoid
Language periods are conventional ranges, not dates for this word.
Etymograph / columnal