Present participle of conjoin; the act of joining or uniting; serving to join together.
From conjoin plus -ing suffix. The -ing form functions as both a gerund (noun form of a verb) and a present participle (describes ongoing action).
DNA helixes are nature's most beautiful example of conjoining—two strands spiraling together, separate but eternally connected, creating the blueprint for all life.
Complete word intelligence in one call. Free tier — 50 lookups/day.