2. Adherence; steady or firm attachment; fidelity; as, to error, to a policy. His adhesion to the Tories was bounded by his approbation of their foreign policy. De Quincey.

3. Agreement to adhere; concurrence; assent. To that treaty Spain and England gave in their adhesion. Macaulay.

4. (Physics)

Defn: The molecular attraction exerted between bodies in contact. See
Cohesion.

5. (Med.)

Defn: Union of surface, normally separate, by the formation of new tissue resulting from an inflammatory process.

6. (Bot.)

Defn: The union of parts which are separate in other plants, or in younger states of the same plant.

Syn.
— Adherence; union. See Adherence.

ADHESIVE
Ad*he"sive, a. Etym: [Cf. F. adhésif.]