conformity

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Similarity in form or character; agreement.
• noun Action or behavior in correspondence with socially accepted standards, conventions, rules, or laws.
• noun The relationship between rock or sediment strata that were deposited adjacently or vertically in sequence without any interruption due to erosion, tilting, folding, or similar natural processes.
• noun A surface exhibiting such a relationship between older rock strata and younger rock strata.

from The Century Dictionary.

• noun Correspondence in form or manner; resemblance; agreement; congruity; likeness; harmony: in this and the next meaning, followed by to or with before the object with which another agrees, and in before the matter in which there is agreement: as, a ship is constructed in conformity to or with a model; conformity in shape.
• noun Submission; accordance; acquiescence.
• noun In English history, adherence to the Established Church, or compliance with its requirements and principles.
• noun In geology, parallelism of dip and strike between two strata or groups of strata.

from the GNU version of the Collaborative International Dictionary of English.

• noun Correspondence in form, manner, or character; resemblance; agreement; congruity; -- followed by to, with, or between.
• noun (Eng. Eccl. Hist.) Compliance with the usages of the Established Church.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun State of things being similar, or identical.
• noun A point of resemblance; a similarity.
• noun The ideology of adhering to one standard or social uniformity.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun correspondence in form or appearance
• noun orthodoxy in thoughts and belief
• noun hardened conventionality
• noun acting according to certain accepted standards
• noun concurrence of opinion