faith

from The Century Dictionary.

• To believe; credit.
• noun The assent of the mind to the truth of a proposition or statement for which there is not complete evidence; belief in general.
• noun Specifically Firm belief based upon confidence in the authority and veracity of another, rather than upon one's own knowledge, reason, or judgment; earnest and trustful confidence: as, to have faith in the testimony of a witness; to have faith in a friend.
• noun In a more restricted sense: In theology, spiritual perception of the invisible objects of religious veneration; a belief founded on such spiritual perception.
• noun Belief or confidence in a person, founded upon a perception of his moral excellence: as, faith in Christ.
• noun Intuitive belief.
• noun The doctrines or articles which are the subjects of belief, especially of religious belief; a creed; a system of religion; specifically, the Christian religion. See confession of faith, under confession, 3.
• noun Recognition of and allegiance to the obligations of morals and honor; adherence to the laws of right and wrong, especially in fulfilling one's promise; faithfulness; fidelity; loyalty.
• noun Fidelity expressed in a promise or pledge; a pledge given.
• noun Credibility; truth.
• noun [This phrase is often reduced to i' faith, or faith: see faith, interj.]
• noun Tenets, dogmas, religion.
• By my faith; in truth; indeed.

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

• interjection By my faith; in truth; verily.
• noun Belief; the assent of the mind to the truth of what is declared by another, resting solely and implicitly on his authority and veracity; reliance on testimony.
• noun The assent of the mind to the statement or proposition of another, on the ground of the manifest truth of what he utters; firm and earnest belief, on probable evidence of any kind, especially in regard to important moral truth.
• noun The belief in the historic truthfulness of the Scripture narrative, and the supernatural origin of its teachings, sometimes called historical and speculative faith.
• noun (Christian Theol.) The belief in the facts and truth of the Scriptures, with a practical love of them; especially, that confiding and affectionate belief in the person and work of Christ, which affects the character and life, and makes a man a true Christian, -- called a practical, evangelical, or saving faith.
• noun That which is believed on any subject, whether in science, politics, or religion; especially (Theol.), a system of religious belief of any kind; ; also, the creed or belief of a Christian society or church.
• noun Fidelity to one's promises, or allegiance to duty, or to a person honored and beloved; loyalty.
• noun Word or honor pledged; promise given; fidelity.
• noun rare Credibility or truth.
• noun See Auto-da-fé.
• noun etc. See under Breach, Confession, etc.
• noun a method or practice of treating diseases by prayer and the exercise of faith in God.
• noun with perfect sincerity.

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

• noun A feeling, conviction, or belief that something is true or real, without having evidence.
• noun A religious belief system.
• noun An obligation of loyalty or fidelity and the observance of such an obligation.
• noun A trust or confidence in the intentions or abilities of a person, object, or ideal.

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

• noun a strong belief in a supernatural power or powers that control human destiny
• noun complete confidence in a person or plan etc
• noun loyalty or allegiance to a cause or a person
• noun an institution to express belief in a divine power