noun: (microscopy, uncountable) Initialism of scanning probe microscopy.
noun: (microscopy, countable) Initialism of scanning probe microscope.
noun: (biology, countable) Initialism of suspended particulate matter.
noun: (economics, countable) Initialism of supplemental poverty measure.
noun: Initialism of subpostmaster. [A subordinate postmaster.]
noun: (education, Malaysia, uncountable) Initialism of Sijil Pelajaran Malaysia. (Malaysian Certificate of Education, certificate for secondary school students in Malaysia)
