Both Uses of
essence
in
Change of Heart, by Picoult
- Furthermore, this office would be pleased to work in conjunction with the commissioner of corrections to facilitate what needs to be done, as there are tissue matches and medical testing to be completed prior to the donation, and because time is of the essence during the organ harvest.†
of the essence = very important
- But since time is of the essence, I'd recommend a transcranial Doppler test, which uses ultrasound to measure blood flow through the carotid arteries at the base of the brain.†
*
Definition:
the defining or most important quality of something
or:
a extract that concentrates important qualities of something such as smell or taste
or:
a extract that concentrates important qualities of something such as smell or taste