verb com·pound \käm-ˈpand, kəm-ˈ, ˈkäm-ˌ\

: to make (something, such as an error or problem) worse : to add to (something bad)

finance : to pay interest on both an amount of money and the interest it has already earned

: to form (something) by combining separate things

Full Definition of COMPOUND

transitive verb
:  to put together (parts) so as to form a whole :  combine <compound ingredients>
:  to form by combining parts <compound a medicine>
a :  to settle amicably :  adjust by agreement
b :  to agree for a consideration not to prosecute (an offense) <compound a felony>
a :  to pay (interest) on both the accrued interest and the principal
b :  to add to :  augment <we compounded our error in later policy — Robert Lekachman>
intransitive verb
:  to become joined in a compound
:  to come to terms of agreement
com·pound·able \-ˈpan-də-bəl, -ˌpan-\ adjective
com·pound·er noun

Examples of COMPOUND

  1. The interest is compounded at regular intervals.
  2. <we compounded our error by waiting too long to call for help>

Origin of COMPOUND

Middle English compounen, from Anglo-French *cumpundre, from Latin componere, from com- + ponere to put — more at position
First Known Use: 14th century


adjective com·pound \ˈkäm-ˌpand, käm-ˈ, kəm-ˈ\

: made up of two or more parts

: made by combining two or more words

: consisting of two or more main clauses

Full Definition of COMPOUND

:  composed of or resulting from union of separate elements, ingredients, or parts: as
a :  composed of united similar elements especially of a kind usually independent <a compound plant ovary>
b :  having the blade divided to the midrib and forming two or more leaflets on a common axis <a compound leaf>
:  involving or used in a combination
a of a word :  constituting a compound
b of a sentence :  having two or more main clauses

Examples of COMPOUND

  1. Steamboat is a compound noun.
  2. I told him to leave and he left is a compound sentence.

Origin of COMPOUND

Middle English compouned, past participle of compounen
First Known Use: 14th century


noun com·pound \ˈkäm-ˌpand\

Definition of COMPOUND

a :  a word consisting of components that are words (as rowboat, high school, devil-may-care)
b :  a word (as anthropology, kilocycle, builder) consisting of any of various combinations of words, combining forms, or affixes
:  something formed by a union of elements or parts; especially :  a distinct substance formed by chemical union of two or more ingredients in definite proportion by weight

First Known Use of COMPOUND


Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous


noun com·pound \ˈkäm-ˌpand\

Definition of COMPOUND

:  a fenced or walled-in area containing a group of buildings and especially residences

Origin of COMPOUND

by folk etymology from Malay kampung group of buildings, village
First Known Use: 1679
May 25, 2015
callithump Hear it
a noisy boisterous band or parade
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