(chemistry) Initialism of electron-releasing group. / (business) Initialism of employee resource group.

(UK politics) Initialism of European Research Group. (a Eurosceptic/pro-Brexit publicly funded political activist group subdivision of the UK Conservatives)

The unit of work or energy, being the amount of work done by a force of one dyne applied through a distance of one centimeter. Equal to 10⁻⁷ joules.

(rowing, slang) An ergometer.

(geomorphology) A large desert region of sand dunes with little or no vegetation, especially in the Sahara.

(rowing, slang, transitive, intransitive) To use an ergometer.

(pharmacology) Used to form names of ergot alkaloid derivatives.

plural of ergative

(linguistics) The property of a grammar's (or, by extension, a language's) being ergative; the attribute of possessing a grammatical pattern such that the object of a transitive verb is treated the same way as the subject of an intransitive one, while the subject of the transitive verb is treated differently.

(grammar) With the subject of a transitive construction having grammatical cases or thematic relations different from that of an intransitive construction.