FRIABLE
crumbly, friable
(adjective) easily broken into small fragments or reduced to powder; “friable sandstone”; “friable carcinomatous tissue”; “friable curds formed in the stomach”; “crumbly cookies”
Source: WordNet® 3.1
Etymology
Adjective
friable (comparative more friable, superlative most friable)
Easily broken into small fragments, crumbled, or reduced to powder.
(of soil) Loose and large-grained in consistency.
(of poisons) Likely to crumble and become airborne, thus becoming a health risk
(math, of a number) Smooth: that factors completely into small prime numbers.
Synonyms
• (easily broken into small fragments): crumbly
Anagrams
• fabrile, firable, lifebar
Source: Wiktionary
Fri"a*ble, a.
Definition: [friabilis, fr. friare to rub, break, or crumble into small
pieces, cf. fricare to rub, E. fray. cf. F. friable.) Easily
crumbled, pulverized, or reduced to powder. "Friable ground." Evelyn.
"Soft and friable texture." Paley.
– Fri'a-ble-ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition