variant of -er for adjectives and verbs ending in -y; equivalent to (dropped -y) + (-i- + -er).

(electronics) Initialism of Intelligent Electronic Device (a sensor, actuator, or PLC used as part of a SCADA system)

(rare) plural of i, the name of the letter I.

feminine of -ien; indicates a female variant of a noun ending in -ian

(philately, overprint on stamps) Initialism of Indian Expeditionary Forces.

Initialism of International English Language Testing System.

variant of -es for the plural forms of nouns ending in a consonant + y; equivalent to (dropped y) + (-i- + -es).

Initialism of informal eating out: the sector of the food industry where one can buy food without the need to book a table. / (cryptocurrencies) Initialism of initial exchange offering.

Initialism of International Electrotechnical Commission.

Initialism of International Energy Agency: an autonomous intergovernmental organization. / (politics) Initialism of Institute of International and European Affairs: an Irish policy think tank.