adjoin C1 Topic:Mathematics & Measurement US /əˈd͡ʒoɪn/ UK /əˈd͡ʒɔɪn/ See IPA manual Freq #165159 Meanings 1 verb To be next to and touching something else. Their garden adjoins ours, so we often chat over the fence. 2 verb To be connected to or share a boundary with another area. Canada adjoins the United States along a very long border. Thesaurus Synonyms 1 verb · to be next to and touching... bordercontact 2 verb · to be connected to or share... border Word family Forms adjoinedadjoins Derived forms adjoinedlyadjoining Related forms adjunction Etymology AI details From Anglo-Norman adjoindre, from Latin adiungō. adjoindre xno adiungō Latin View etymology graph -> Topics Mathematics & Measurement External links Cambridge Dictionary Wiktionary Google Images # adjoin **Type:** Word **Level:** C1 **Part of speech:** verb **IPA (US):** /əˈd͡ʒoɪn/ **IPA (UK):** /əˈd͡ʒɔɪn/ **Frequency rank:** 165159 ## Meanings 1. To be next to and touching something else. 2. To be connected to or share a boundary with another area. ## Examples - Their garden adjoins ours, so we often chat over the fence. - Canada adjoins the United States along a very long border. ## Derived Forms - adjoinedly - adjoining ## Related Forms - adjunction ## Roots and Affixes - Root: adjoindre - Root: adiungō ## Etymology From Anglo-Norman adjoindre, from Latin adiungō. ## AI Etymology Adjoin is from Anglo-Norman adjoindre, from Latin adiungō. In present-day use, it can mean to be next to and touching something else, or to be connected to or share a boundary with another area. Derived formations include adjoinedly and adjoining. ## Topics - Mathematics & Measurement markdown