from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To combine so as to form a whole; mix.
  • transitive v. To produce or create by combining two or more ingredients or parts: pharmacists compounding prescriptions.
  • transitive v. To settle (a debt, for example) by agreeing on an amount less than the claim; adjust.
  • transitive v. To compute (interest) on the principal and accrued interest.
  • transitive v. To add to; increase: High winds compounded the difficulties of the firefighters.
  • intransitive v. To combine in or form a compound.
  • intransitive v. To come to terms; agree.
  • adj. Consisting of two or more substances, ingredients, elements, or parts.
  • adj. Botany Composed of more than one part.
  • n. A combination of two or more elements or parts. See Synonyms at mixture.
  • n. Linguistics A word that consists either of two or more elements that are independent words, such as loudspeaker, baby-sit, or high school, or of specially modified combining forms of words, such as Greek philosophia, from philo-, "loving,” and sophia, "wisdom.”
  • n. Chemistry A pure, macroscopically homogeneous substance consisting of atoms or ions of two or more different elements in definite proportions that cannot be separated by physical means. A compound usually has properties unlike those of its constituent elements.
  • n. Botany A leaf whose blade is divided into two or more distinct leaflets.
  • n. Botany A pistil composed of two or more united carpels.
  • n. A building or buildings, especially a residence or group of residences, set off and enclosed by a barrier.
  • n. An enclosed area used for confining prisoners of war.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. composed of elements; not simple
  • adj. This changes the meaning of an interval so that it is an octave higher than originally (i.e. a compound major second is equivalent to a major ninth).
  • n. Anything made by combining several things.
  • n. A substance made from any combination elements.
  • n. A substance formed by chemical union of two or more ingredients in definite proportions by weight.
  • n. A lexeme that consists of more than one stem; compound word; for example laptop, formed from lap and top.
  • v. to come together
  • v. to come to terms of agreement
  • v. to put together
  • v. to add to
  • v. to settle by agreeing on less than the claim
  • n. an enclosure within which workers, prisoners, or soldiers are confined
  • n. a group of buildings situated close together, eg. for a school or block of offices

from the GNU version of the Collaborative International Dictionary of English

  • adj. Composed of two or more elements, ingredients, parts; produced by the union of several ingredients, parts, or things; composite.
  • n. In the East Indies, an inclosure containing a house, outbuildings, etc.
  • n. That which is compounded or formed by the union or mixture of elements ingredients, or parts; a combination of simples; a compound word; the result of composition.
  • n. A union of two or more ingredients in definite proportions by weight, so combined as to form a distinct substance.
  • intransitive v. To effect a composition; to come to terms of agreement; to agree; to settle by a compromise; -- usually followed by with before the person participating, and for before the thing compounded or the consideration.
  • transitive v. To form or make by combining different elements, ingredients, or parts.
  • transitive v. To put together, as elements, ingredients, or parts, in order to form a whole; to combine, mix, or unite.
  • transitive v. To modify or change by combination with some other thing or part; to mingle with something else.
  • transitive v. To compose; to constitute.
  • transitive v. To settle amicably; to adjust by agreement; to compromise; to discharge from obligation upon terms different from those which were stipulated.

from The Century Dictionary and Cyclopedia

  • To put together or mix (two or more elements or ingredients): as, to compound drugs.
  • To join or couple together; combine: as, to compound words.
  • To form by uniting or mixing two or more elements or materials.
  • To make; constitute; form; establish.
  • To put together in due order, as words or sentences; compose.
  • To settle amicably; adjust by agreement, as a difference or controversy; compose.
  • To settle by agreement for a reduced amount or upon different terms, as a debt or dues of any kind: as, to compound tithes. See II., 3.
  • To agree, for a consideration, not to prosecute or punish a wrong-doer for: as, to compound a crime or felony.
  • To agree upon concession; come to terms of agreement by abating something of the first demand, or by granting something on both sides; make a compromise: used absolutely, or with for (formerly also on) before the thing accepted or remitted, and with before the person with whom the agreement is made.
  • To make a bargain, in general; agree.
  • To settle with a creditor by agreement, and discharge a debt on the payment of a less sum in full; or to make an agreement to pay a debt by means or in a manner different from that stipulated or required by law.
  • To settle with one who has committed a crime, agreeing for a consideration not to prosecute him. See I., 8.
  • To give out; fail: said of a horse in racing.
  • Composed of two or more elements, parts, or ingredients; not simple.
  • In botany, made up of several similar parts aggregated into a common whole.
  • In arithmetic, a quantity which consists of more than one denomination, as 5 pounds, 6 shillings, and 9 pence, or 4 miles, 3 furlongs, and 10 yards; hence, the operations of adding, subtracting, multiplying, and dividing such quantities are termed compound addition, compound subtraction, compound multiplication, and compound division.
  • n. Something produced by combining two or more ingredients, parts, or elements; a combination of parts or principles forming a whole.
  • n. Specifically In grammar, a compound word (which see, under I.).
  • n. In chem., a compound body.
  • To make (a steam-engine) operate on the compound principle, whereby the steam expands first in a small cylinder and does work in propelling the piston, and thence exhausts into a larger low-pressure cylinder, where it expands still further until released at the exhaust when the traverse is completed.
  • n. In India and the East generally, a walled inclosure or courtyard containing a residence with the necessary outhouses, servants' quarters, etc.

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

  • adj. composed of more than one part
  • n. a whole formed by a union of two or more elements or parts
  • v. create by mixing or combining
  • adj. composed of many distinct individuals united to form a whole or colony
  • v. make more intense, stronger, or more marked
  • adj. consisting of two or more substances or ingredients or elements or parts
  • v. calculate principal and interest
  • n. an enclosure of residences and other building (especially in the Orient)
  • v. put or add together
  • n. (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
  • v. combine so as to form a whole; mix


Alteration of Middle English compounen, from Old French componre, compondre, to put together, from Latin compōnere; see component.
Alteration of Malay kampong, village.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English compounen, from Middle French componre, compondre ("to put together"), from Latin componere, from Latin com- ("together") + ponere ("to put"). As a noun "things which have been put together". Possibly from Malay kampong, kampung ("group of buildings, village"), via Dutch or Portuguese . (Wiktionary)
From Middle English compounen, from Middle French componre, compondre ("to put together"), from Latin componere, from Latin com- ("together") + ponere ("to put"). (Wiktionary)



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  • So Pro, you were confounded by compound?

    May 2, 2011

  • In this case, the best definition is CD 15:
    A building or buildings, especially a residence or group of residences, set off and enclosed by a barrier.

    May 2, 2011

  • I saw the picture of the building. Didn't look like a mansion at all to me, unless you define mansion as just "large building," but in that case, the Empire State Building is a mansion. Is it not. Therefore... *needs fuflun*

    May 2, 2011

  • "Compound" always reminds me of the Kennedy Compound.

    May 2, 2011

  • I didn't know, and I couldn't understand what Obama was referring to (in yesterday's "we killed Bin Laden" speech).

    May 2, 2011

  • A mansion.

    May 2, 2011