Where does “sagittal plane” come from?
sagittal plane (English) comes from English plane, from Middle English plane, from Old French plane, from Latin platanus, from Greek πλάτανος, from Ancient Greek πλάτανος, from Ancient Greek πλατύς, from Proto-Indo-European pléth₂us — flat.
sagittal plane (English): Any imaginary plane parallel to median plane
Definitions
- Any imaginary plane parallel to median plane
Ancestry of “sagittal plane”, step by step
sagittal plane traces back through two separate lines of ancestry.
via English plane
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | plane | Of a surface: flat or level; A level or flat... |
| 2 | Middle English | plane | — |
| 3 | Old French | plane | — |
| 4 | Latin | platanus | planetree, sycamore |
| 5 | Greek | πλάτανος | plane tree |
| 6 | Ancient Greek | πλάτανος | planetree |
| 7 | Ancient Greek | πλατύς | wide, broad; flat, level; broad-shouldered |
| 8 | Proto-Indo-European | pléth₂us | flat, broad |
| 9 | Proto-Indo-European | pleth₂- | flat |
via Latin sagittalis
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Latin | sagittalis | of or pertaining to an arrow |
| 2 | Latin | sagitta | arrow, bolt; lancet; arrowhead, a plant of the... |