Meanings of almost symbiotic in English

We have our own plans, and our relationship seems almost symbiotic.

There's an almost symbiotic relationship between couples that have been married a long time; the Rubensteins were no different.

BuzzFeed had an almost symbiotic relationship with Facebook, collaborating on projects and helping it promote its tools to other publishers.

The curious, almost symbiotic relationship that evolved between these three colourful commanders was to change the future map of Ireland and the world.

She often acted as spokesperson for the pair, explaining that as "twins", they had an almost symbiotic relationship and spoke in one voice (usually hers).