Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: French
Origin: aider, from Latin adjutare, from adjuvare, from ad- 'to' + juvare 'to help'

aid

2 verb
     
aid2 [transitive]
1 to help someone do something:
an index to aid the reader
aid somebody in/with (doing) something
Mrs Coxen was aided in looking after the children by her niece.
2 to make something happen more quickly or easily:
Welfare spending aids economic development in three ways.
3

aid and abet

law to help someone do something illegal
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
 
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