# orbital

/ˈɔɹbətəɫ/ (US) · /ˈɔːbɪtəl/ (UK)

Source: https://englishreference.com/word/orbital
Updated: 2026-06-20

## Senses

### 1. space and planets

adjective · CEFR B2

relating to the path of an object moving around a planet, moon, or star.

For teachers: relating to or following the path of an orbit, particularly of a celestial body or spacecraft.

- The satellite reached its orbital position and began sending signals back to Earth.
- Engineers calculated the precise orbital velocity required to maintain a stable position above the equator without falling back into the atmosphere.

Usage: Usually placed before the noun.

### 2. around a city

adjective · CEFR C1 · British English

describing a road or railway that goes around the outside of a city.

For teachers: describing a transport route, such as a motorway or railway line, that circles the periphery of an urban area.

- Traffic was heavy on the orbital motorway during the morning rush hour.
- The construction of the new orbital road was intended to divert heavy freight traffic away from the historic city centre.

Usage: Commonly used in British English to describe ring roads.

### 3. the eye socket

adjective · CEFR C1 · Technical

relating to the bony hole in the skull where the eye sits.

For teachers: relating to the orbit or eye socket of the skull.

- The boxer suffered an orbital fracture during the final round of the fight.
- The surgeon carefully examined the orbital floor to ensure no nerve damage had occurred during the impact.

Usage: Used primarily in medical and anatomical contexts.

### 4. electron path

noun · CEFR C2 · Technical

a mathematical description of where an electron is likely to be in an atom.

For teachers: a mathematical function describing the location and wave-like behaviour of an electron in an atom.

- In chemistry class, we learned how electrons fill different orbitals.
- The overlapping of atomic orbitals is a fundamental concept in understanding the formation of covalent bonds between atoms.

## Examples

- The satellite reached its stable orbital path this morning.
- Engineers calculated the precise orbital velocity required to keep the space station from falling back into the atmosphere.
- The surgeon carefully examined the orbital fracture to ensure that the delicate muscles controlling eye movement had not been trapped within the broken bone.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.