ọ̀sẹ̀ Ọbàtálá name /ɔ̀.sɛ̀ ɔ̄.bà.tá.lá/
Definitions
  1. the first day of the week in the traditional 4-day week of the Yoruba calendar. It is the day of the week dedicated to the worship of the orisha Ọbàtálá and other orisha and spirits, including Ṣànpọ̀nná, the Ìyàmí Àjẹ́, Yemòó, Egúngún, Ẹ̀lúkú, Orò, Òkè, and Yewa
Etymology
From ọ̀sẹ̀ (“day of the week”) + Ọbàtálá (“the orisha Obatala”).
Component words
Source: Wiktionary, where this word is spelled “ọsẹ Ọbatala”. Reference: en-ọsẹ_Ọbatala-yo-name-mxSIb-du