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membership

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From member +‎ -ship.

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membership (countable and uncountable, plural memberships)

1. The state of being a member of a group or organization.

   The terms of membership agreement were vague.

   He has memberships in clubs in three cities.

   • 1999, Andrew Pyper, chapter 10, in Lost Girls:

     But when Krystal McConnell and Ashley Flynn were named deep in the heart of the '80s the thing was cuteness, feminine delicacy raised to an aesthetic paradigm. --- And everyone named according to a particular version of the pedigree fantasy. Ashley : transplanted Southern privilege, a destiny lying in sorority mixers and a marriage of health club memberships, state-of-the-art appliances and night courses in nouvelle cuisine.

   • 2012, The Etiquette of Freemasonry: A Handbook for the Brethren, →ISBN:

     Hence there resulted a division of the membership of the brotherhood into two classes, the practical and theoretic, or, as they are more commonly called, the operative and speculative, or “domatic” and “geomatic."

2. The body of members of an organization.

   The memberships of the state chapters elect delegates to the national convention.

3. (mathematics) The fact of being a member of a set.

membership (third-person singular simple present memberships, present participle membershipping, simple past and past participle membershipped)

1. (transitive, sociolinguistics) To classify (someone) as belonging to a certain group or community.
   • 1975 April, Malcolm Coulthard, “Discourse Analysis in English – A Short Review of the Literature”, in Language Teaching, volume 8, number 2, →DOI, page 83:

     Whatever the topic of the conversation the speaker must ‘membership’ his listener, put him into one of two or more mutually exclusive boxes. Each time a topic changes the listener must be re-membershipped, and during a conversation the same person may be membershipped as a doctor, a rugby player, a liberal, a gardener, a bridge player.