scarifier [
'skærifaiә]
n. 松土用农具, 划痕器
Scarifier \Scar"i*fi`er\, n.
1. One who scarifies.
2. (Surg.) The instrument used for scarifying.
3. (Agric.) An implement for stripping and loosening the
soil, without bringing up a fresh surface.
You have your scarifiers to make the ground clean.
--Southey.