English word essential comes from Ancient Greek εἰμί, Ancient Greek ὀυτ-, Proto-Italic *ezom (Be.), Proto-Indo-European *bʰowHéyeti, Proto-Italic *som, Old Latin esom
| Dictionary entry | Language | Definition |
|---|---|---|
| εἰμί | Ancient Greek (grc) | |
| ὀυτ- | Ancient Greek (grc) | |
| *ezom | Proto-Italic (itc-pro) | Be. |
| *bʰowHéyeti | Proto-Indo-European (ine) | |
| *som | Proto-Italic (itc-pro) | |
| esom | Old Latin (itc-ola) | |
| παλαιός | Ancient Greek (grc) | |
| *fuiō | Proto-Italic (itc-pro) | To become. |
| οὐσία | Ancient Greek (grc) | |
| fui | Latin (lat) | |
| essentia | Latin (lat) | Essence, being. |
| essentialis | Late Latin (LL) | |
| essential | English (en) | (biology) necessary for survival but not synthesized by the organism, thus needing to be ingested. (medicine) Idiopathic.. (of a lamination of a 3-manifold) Such that each complementary region is irreducible, the boundary of each complementary region is incompressible by disks and monogons in the complementary region, and no leaf is a sphere or a torus bounding a solid torus in the [...] |