pollen spectrum
noun
The relative frequencies of the various kinds of pollen in a sample.
Origin
1920s.
- Porto
- portobello
- portobello mushroom
- portocaval
- port of call
- port of entry
- Port of London Authority
- Port-of-Spain
- portolan
- portolano
- Porto Novo
- Port Orford cedar
- Portosan
- portosystemic
- port pass
- port pay
- Port Petrovsk
- portpiece
- Port Pirie
- portrait
- portrait bust
- portrait collar
- portrait gallery
- portraiting
- portraitist