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The quality or state of being addicted.


Devoting time and attention; practicing customarily.


  1. The act of devoting or giving up in practice; the state of being devoted. His addiction was to courses vain. – Shak.
  2. Among the Romans, a making over goods to another by sale or legal sentence; also an assignment of debtors in service to their creditors. – Encyc.

ADD'ING, ppr.

Joining; putting together; increasing.

AD-DIT'A-MENT, n. [L. additamentum, from additus and ment. See Add.]

An addition, or rather the thing added, as furniture in a house; any material mixed with the principal ingredient in a compound. Ancient anatomists gave the name to an epiphysis, or junction of bones without articulation. [Little used in either sense.]

AD-DI'TION, n. [L. additio, from addo.]

  1. The act of adding, opposed to subtraction, or diminution; as, a sum is increased by addition.
  2. Any thing added, whether material or immaterial.
  3. In arithmetic, the uniting of two or more numbers in one sum; also the rule or branch of arithmetic which treats of adding numbers. Simple addition is the joining of sums of the same denomination, as pounds to pounds, dollars to dollars. Compound addition is the joining of sums of different denominations, as dollars and cents.
  4. In law, a title annexed to a man's name, to show his rank, occupation, or place of residence; as, John Doe, Esq.; Richard Roe, Gent.; Robert Dale, Mason; Thomas Way, of New York.
  5. In music, a dot at the side of a note, to lengthen its sound one half.
  6. In heraldry, something added to a coat of arms, as a mark of honor, opposed to abatements; as, bordure, quarter, canton, gyron, pile, &c. See these terms. – Encyc.
  7. In distilling, any thing added to the wash or liquor in a state of fermentation.
  8. In popular language, an advantage, ornament, improvement; that is, an addition by way of eminence.


That is added. It is used by Bacon for addition; but improperly.


By way of addition.


That may be added, or that is to be added.


That adds, or may add.

AD'DLE, a. [W. hadyl, corrupt; hadlu, to decay, to putrify; Heb. הןל, to fail, Ar. حَدَلَ hadala, to decline, and خَذَلَ chadala, to frustrate, to fail, to cease. Sax. aidlian, to be empty, or vain.]

In a morbid state; putrid; applied to eggs. Hence, barren, producing nothing. His brains grow addle. – Dryden.

AD'DLE, v.t.

To make corrupt or morbid. – Scott.


Morbid, corrupt, putrid, or barren. – Brown.


Having empty brains. – Dryden.

AD-DOOM', v.t. [See Doom.]

To adjudge. – Spenser.

AD-DORS'ED, a. [L. ad and dorsum, the back.]

In heraldry, having the backs turned to each other, as beasts.


  1. A speaking to; verbal application; a formal manner of speech; as, when introduced, the President made a short address.
  2. A written or formal application; a message of respect, congratulation, thanks, petition, &c.; as, an address of thanks; an officer is removable upon the address of both houses of assembly.
  3. Manner of speaking to another; as, a man of pleasing address.
  4. Courtship; more generally in the plural, addresses; as, he makes or pays his addresses to a lady.
  5. Skill; dexterity; skillful management; as, the envoy conducted the negotiation with address.
  6. Direction of a letter, including the name, title, and place of residence of the person for whom it is intended. Hence these particulars are denominated a man's address.

AD-DRESS', v.t. [Fr. adresser; Sp. enderezar; It. dirizzare, to direct, to make straight. This is supposed to be from L. dirigo. See Dress.]

  1. To prepare; to make suitable dispositions for. Turnus addressed his men to single fight. – Dryden. The archangel and the evil spirit addressing themselves for the combat. – Addison. [This sense is, I believe, obsolete or little used.]
  2. To direct words or discourse; to apply to by words; as, to address a discourse to an assembly; to address the judges.
  3. To direct in writing, as a letter; or to direct and transmit; as, he addressed a letter to the Speaker. Sometimes it is used with the reciprocal pronoun; as, he addressed himself to the Speaker, instead of, he addressed his discourse. The phrase is faulty; but less so than the following: To such I would address with this most affectionate petition. Young Turnus to the beauteous maid addrest. – Dryden. The latter is admissible in poetry, as an elliptical phrase.
  4. To present an address, as a letter of thanks or congratulation, a petition, or a testimony of respect; as, the legislature addressed the President.
  5. To court or make suit as a lover.
  6. In commerce, to consign or intrust to the care of another, as agent or factor; as, the ship was addressed to a merchant in Baltimore.


Spoken or applied to; directed; courted; consigned.


One who addresses or petitions.


Speaking or applying to; directing; courting; consigning.

AD-DUCE', v.t. [L. adduco, to lead or bring to; ad and duco, to lead. See Duke.]

  1. To bring forward, present or offer; as, a witness was adduced to prove the fact.
  2. To cite, name or introduce; as, to adduce an authority or an argument.

AD-DUC'ED, pp.

Brought forward, cited; alledged in argument.


Bringing forward, or together; a word applied to those muscles of the body which pull one part toward another. [See Adductor.]


One that adduces.