| Date: | 1400-1500 |
| Language: | French |
| Origin: | combiner, from Late Latin combinare, from Latin com- ( COM-) + bini 'two by two' |
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com‧bine1 S3 W2

1 [intransitive and transitive] if you combine two or more different things, or if they combine, they begin to exist or work together [↪ combination]
Ruth hesitated, uncertain of how to combine honesty and diplomacy in her answer.
combine something with something
Augustine was later to combine elements of this philosophy with the teachings of Christianity.
Diets are most effective when combined with exercise.
Augustine was later to combine elements of this philosophy with the teachings of Christianity.
Diets are most effective when combined with exercise.
Ruth hesitated, uncertain of how to combine honesty and diplomacy in her answer. combined effect/effects (=the result of two or more different things used or mixed together)
The combined effects of the war and the drought resulted in famine.
The combined effects of the war and the drought resulted in famine.2 [transitive] to have two or more different features or qualities at the same time [↪ combination]
3 [intransitive and transitive] if two or more different substances combine, or if you combine them, they mix or join together to produce a new single substance [↪ combination]
Combine all the ingredients in a large bowl.
combine to do something
Different amino acids combine to form proteins.
Different amino acids combine to form proteins.
Combine all the ingredients in a large bowl. combine something with something
Steel is produced by combining iron with carbon.
Steel is produced by combining iron with carbon.4 [transitive] to do two different activities at the same time
combine something with something
Many people enjoy combining a holiday with learning a new skill.
Many people enjoy combining a holiday with learning a new skill. combine business with pleasure (=work and enjoy yourself at the same time)
5 [intransitive and transitive] if two or more groups, organizations etc combine, or if you combine them, they join or work together in order to do something
University zoologists and government vets are combining forces (=working together) to investigate the disease.
combine to do something
Ten British and French companies combined to form the Channel Tunnel Group.
Ten British and French companies combined to form the Channel Tunnel Group.
University zoologists and government vets are combining forces (=working together) to investigate the disease.