(BrE) (AmE endeavor) noun, verb
noun [U,C] (formal) an attempt to do sth, especially sth new or difficult:
Please make every endeavour to arrive on time. * advances in the field of scientific endeavour * The manager is expected to use his or her best endeavours to promote the artist's career. * The public bombarded the company with complaints in an endeavour to have the price increases revoked.
verb [Vtoinf] (formal) to try very hard to do sth
SYNSTRIVE:
I will endeavour to do my best for my country.
