| Subject | English | Irish |
| IT, transp. | environmental control system | córas rialaithe timpeallachta |
| environ. | environmental information system A coordinated assemblage of people, devices or other resources designed to exchange data or knowledge concerning any aspect of the ecosystem, the natural resources within or, more generally, the external factors surrounding and affecting human life | córas faisnéise comhshaoil |
| environ. | Shared Environmental Information System | an Comhchóras um Fhaisnéis Chomhshaoil |