-io

an action, process, or result

Forms

-io
-ion- — The longer form used before Latin endings.
-ion — The form carried into many English nouns.

Origin

An old Latin noun ending, inherited from earlier Indo-European word formation.

Note

The ending can name both an activity and what that activity produces.

195 / 371

noun

induction

in-DUHK-shuhn/ɪnˈdʌkʃn/

Formal admission or orientation into a new role, group, or institution.

The handshake and membership pin mark the new member's induction into the club.

Club welcomes new member with handshake and a plain membership pin at small formal table.

Etymology

inLatinin, into, on, upon

+ductLatinlead, guide, draw along

+ionLatinan action, process, or result

A “leading in” became an introduction or admission. In the selected sense, induction names formal entry into a role or group, as in its early use for installing a clergyman.

In context

Montana Air National Guard1:45

NCO and senior NCO induction ceremonies follow the promotion cycles at the 120th Fighter Wing

NCO/Senior NCO Induction Ceremony at the 120th Fighter Wing

More examples

During induction, new volunteers learn the organization's rules and meet its leaders.
His induction into the Army marks a major change in his life.
The society holds two inductions each year.

Forms

induction · inductions

induct verb — To formally admit into a group.

inductee noun — A person formally admitted into a group.

Similar words

initiation: Often includes rituals marking admission to a group.
orientation: Focuses on practical guidance rather than formal admission.
installation: Emphasizes officially placing someone in a particular office.