rock marl
Geology (now chiefly historical )
noun
Marl that has become hardened by lime or other minerals deposited by percolating water.
Origin
Late 18th century; earliest use found in John Rutty (1698–1775), physician.
- negative pressure
- negative quantity
- negative resistance
- negative sequence
- negative sign
- negative space
- negative tax
- negative transfer
- negative transference
- negative virtue
- negative–positive
- negativism
- negativist
- negativistic
- negativity
- negator
- negatory
- negatron
- negawatt
- negentropic
- negentropy
- negeri
- Negev
- neglect
- neglectable