columnaln.
/kəˈlʌmnəl/ A segment or joint of the stem of a crinoid.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > division Pelmatozoa > class Crinoidea > member of > parts of > segment of stem
columnal1892
1892 F. A. Bather in Ann. & Mag. Nat. Hist. 9 212 Columnals rather low and alternating in thickness and height.
1914 Brit. Mus.: Return 212 in Parl. Papers (H.C. 186) LXXI. 193 Two fragments of the ‘shell-bed’ with Crinoid columnals from the Lower Coal Measures.
1955 L. H. Hyman Invertebrates IV. xv. 50 The stalk [of crinoids] is supported by a single row of superimposed rounded or pentagonal skeletal pieces termed columnals.
This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018).
columnaladj.
/kəˈlʌmnəl/ = columnar adj.
ΘΚΠ
the world > space > shape > curvature > curved three-dimensional shape or body > cylinder > [adjective] > having form of upright cylinder
pillared1698
columnara1728
columnal?1764
columniform1816
columelliform1839
columned1871
society > leisure > the arts > visual arts > architecture > column > [adjective] > of the nature of a column
columnary1584
columnara1728
columnal?1764
?1764 J. Bush Hibernia Curiosa 59 Most curious columnal combination.
1777 Hamilton Volcanos in Philos. Trans. (Royal Soc.) 68 4 Lavas that have taken the columnal form.
1809 R. Southey Thalaba (ed. 2) II. xii. 265 Crag overhanging, nor columnal rock Cast its dark outline there.
This entry has not yet been fully updated (first published 1891; most recently modified version published online March 2018).
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n.1892
adj.?1764