septulateadj.
/ˈsɛptjᵿlət/, /ˈsɛptʃᵿlət/, /ˈsɛptjᵿleɪt/, /ˈsɛptʃᵿleɪt/, U.S. /ˈsɛpt(j)ələt/, /ˈsɛptʃələt/, /ˈsɛpt(j)əˌleɪt/, /ˈsɛptʃəˌleɪt/ Chiefly Botany and Zoology.
Having or characterized by a septulum or septula.
ΚΠ
1831 G. Don Gen. Syst. Gardening & Bot. I. 207/1 Septulate Hedge-Mustard.
1843 Edinb. New Philos. Jrnl. 34 224 Septulate, valves opening longitudinally, furnished with transverse partitions in their interior.
2000 Micropaleontology 46 Suppl. No. 1 73/1 There may be a difference in function between discontinuous, pillared and continuous, septulate structures beyond the optimization of cavity volume.
This entry has been updated (OED Third Edition, September 2020; most recently modified version published online March 2022).
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adj.1831