1. the quality of being ancient or very old: a vase of great antiquity. 2. the far distant past, esp the time preceding the Middle Ages in Europe. 3. the people of ancient times collectively; the ancients.
â¢ SYMBIOTIC (adjective). The adjective SYMBIOTIC has 1 sense: 1. used of organisms (especially of different species) living together but not necessarily in a relation beneficial to each. Familiarity information: SYMBIOTIC used as an adjective is very rare. SYMBIOTIC (adjective). The adjective SYMBIOTIC has 1 sense: 1. used of organisms (especially of different species) living together but not necessarily in a relation beneficial to each. Familiarity information: SYMBIOTIC used as an adjective is very rare.
This is known as facultative symbiosis. Symbiotic relationships aren't always symmetrical -- they can be obligate for one organism and facultative for the other. The close physical contact part of the definition is worth looking at more closely.