Meanings

protein

earth mass (astronomical unit of mass)

question time (e.g. in parliament, diet, etc.)

meteoroid

written question

running style (e.g. front runner)

bottom material

crystalline material

pawn

material world

gross real national product

geological structure

cold dark matter

hot dark matter

open letter (of inquiry)

agricultural geology

multiple chemical sensitivity

coronal mass ejection

substantia nigra

medulla