truth

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

• noun Conformity to fact or actuality.
• noun Reality; actuality.
• noun The reality of a situation.
• noun A statement proven to be or accepted as true.
• noun Such statements considered as a group.
• noun Sincerity; integrity.
• noun Fidelity to an original or standard.
• noun Theology & Philosophy That which is considered to be the ultimate ground of reality.

from The Century Dictionary.

• To affirm or declare truthfully.
• noun The state or character of being true; trueness.
• noun The state of being made true or exact; exact conformity to a model, rule, or plan; accuracy of adjustment; exact adaptation.
• noun In the fine arts, the proper and correct representation of any object in nature, or of whatever subject may be under treatment; specifically, in architecture, avoidance of deceits in construction or decoration, as of non-concordance of apparent and real structure, or of imitation of stone or marble in paint or plaster.
• noun Habitual disposition to speak only what is true; veracity; purity from falsehood; truthfulness; sincerity; uprightness; honesty: as, a man of truth.
• noun Disposition to be faithful; fidelity; constancy.
• noun The state of not being counterfeited or adulterated; genuineness; purity.
• noun That which is true.
• noun A verified fact; a true statement or proposition; an established principle, fixed law, or the like.
• noun That which is righteous or in accordance with the divine standard.
• noun Faith pledged; pledge; troth. See troth.
• noun Synonyms See reality.

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

• transitive verb rare To assert as true; to declare.
• noun The quality or being true; as: -- (a) Conformity to fact or reality; exact accordance with that which is, or has been; or shall be.
• noun Conformity to rule; exactness; close correspondence with an example, mood, object of imitation, or the like.
• noun Fidelity; constancy; steadfastness; faithfulness.
• noun The practice of speaking what is true; freedom from falsehood; veracity.
• noun That which is true or certain concerning any matter or subject, or generally on all subjects; real state of things; fact; verity; reality.
• noun A true thing; a verified fact; a true statement or proposition; an established principle, fixed law, or the like.
• noun Righteousness; true religion.
• noun in reality; in fact.
• noun in reality; certainly.
• noun to practice what God commands.

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

• noun The state or quality of being true to someone or something
• noun archaic Faithfulness, fidelity.
• noun obsolete A pledge of loyalty or faith.
• noun Conformity to fact or reality; correctness, accuracy.
• noun True facts, genuine depiction or statements of reality.
• noun That which is real, in a deeper sense; spiritual or ‘genuine’ reality.
• noun Something acknowledged to be true; a true statement or axiom.
• noun physics A now-outdated term for topness. (See also truth quark.)
• verb obsolete, transitive To assert as true; to declare.

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

• noun a true statement
• noun a fact that has been verified
• noun conformity to reality or actuality
• noun United States abolitionist and feminist who was freed from slavery and became a leading advocate of the abolition of slavery and for the rights of women (1797-1883)
• noun the quality of being near to the true value