The Collaborative International Dictionary of English v.0.48:

Adhere \Ad*here"\, v. i. [imp. & p. p. Adhered; p. pr. & vb.
   n. Adhering.] [L. adhaerere, adhaesum; ad + haerere to
   stick: cf. F. adh['e]rer. See Aghast.]
   1. To stick fast or cleave, as a glutinous substance does; to
      become joined or united; as, wax to the finger; the lungs
      sometimes adhere to the pleura.
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   2. To hold, be attached, or devoted; to remain fixed, either
      by personal union or conformity of faith, principle, or
      opinion; as, men adhere to a party, a cause, a leader, a
      church.
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   3. To be consistent or coherent; to be in accordance; to
      agree. "Nor time nor place did then adhere." "Every thing
      adheres together." --Shak.
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   Syn: To attach; stick; cleave; cling; hold
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