### Definition of Combinatorial

1. Adjective. Relating to or involving combinations.

Exact synonyms: Combinative, Combinatory
Similar to: Integrative
Derivative terms: Combine, Combination, Combination, Combination, Combination

2. Adjective. Relating to the combination and arrangement of elements in sets.
Category relationships: Math, Mathematics, Maths
Similar to: Combinative, Combinatory
Derivative terms: Combination

### Definition of Combinatorial

1. Adjective. Of, pertaining to, or involving combinations ¹

2. Adjective. (mathematics) Of or pertaining to the combination and arrangement of elements in sets ¹

¹ Source: wiktionary.com

### Medical Definition of Combinatorial

1. Any system using a random assortment of components at any positions in the linear arrangement of atoms, i.e., a combinatorial library of mutations could contain positions where all four bases have been randomly inserted. (05 Mar 2000)

### Combinatorial Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Combinatorial Images

### Lexicographical Neighbors of Combinatorial

 combination lockcombination oral contraceptivecombination planecombination productcombination restorationcombination roomcombination roomscombination saladcombination studiescombinational combinational circuitcombinational logiccombinationscombinativecombinatorcombinatorial (current term)combinatorial chemistrycombinatorialistcombinatorialistscombinatoriality combinatoriallycombinatoriccombinatoricscombinatorscombinatorycombinatory logiccombinecombine harvestercombinedcombined-cycle power plant

### Literary usage of Combinatorial

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Manual of Quaternions by Charles Jasper Joly (1905)
"[The first determinant ia combinatorial in a, b and « and also in a', b' and c. It vanishes if either triangle reduces to a line, and conversely. ..."

2. A Treatise on Universal Algebra: With Applications by Alfred North Whitehead, ( (1898)
"(1) Let the multiplication be called ' combinatorial ' when the following relations hold : .ea) ............... (2). (2) The second of equations (1) follows ..."

3. Catalogue of the Library of the Institution of Civil Engineers by Benjamin Lewis Vulliamy, Institution of Civil Engineers (Great Britain). Library (1866)
"1818 Essays on the combinatorial analysis ; showing its application to some of arch iu four parts. With an Appendix. Edited by K. Cowen. 3rd edition. 8vo. ..."

4. An Introduction to the Theory of Numbers by Leo Moser (2004)
"Chapter 7 combinatorial Number Theory There are many interesting questions that lie between number theory and combinatorial analysis. ..."

5. Catalyzing Inquiry at the Interface of Computing And Biology by John C. Wooley, Herbert Lin (2005)
"... meaning that they proceed in fits and starts, much more erratically than their electrical counterparts. 5.4.3.4 combinatorial Synthesis of Genetic ..."