pulverulent

adjective

pul·​ver·​u·​lent ˌpəl-ˈver-yə-lənt 

-ˈver-ə-

1

: consisting of or reducible to fine powder

2

: being or looking dusty : crumbly

Word History

Etymology

Latin pulverulentus dusty, from pulver-, pulvis

First Known Use

circa 1656, in the meaning defined at sense 1

Medical Definition

pulverulent

adjective

pul·​ver·​u·​lent ˌpəl-ˈver-(y)ə-lənt 

1

: consisting of or reducible to fine powder

2

: being or looking dusty