Biology

porphyra

Term: porphyra

Literally meaning: ?purple-red color?

Origin: Anc Greek

???/pyr(=fire)

+????/phyro(=stir)

Coined/History

Greek ?porphyra? (Latin, ? purpura?) was a very expensive dye in texts dated about 1600 BC. The use and large scale production of the dye ceased with the fall of Constantinople in 1453 and it was replaced by other cheaper dyes like lichen purple and madder.

Definition

1. Porphyra is a red algal genus (class Bangiophyceae), comprising approximately 70 species.

2. Porphyra or Tyrian purple is a purple-red natural dye which is extracted from from a mollusc found on the shores of the city of Tyre in ancient Phoenicia.

- Iodine (i)
Term: iodine (I)Literally meaning: ?pertaining to purple?Origin: Anc Greek???????/ioeides (=purple, violet) because of the color of elemental iodine vapor. [<???. 'é???? < /é??= violete (flower) Coined/History Iodine was discovered...

- Rhodopsin
Term: rhodopsinLiterally meaning: ?redish-purple visual ?Origin: Anc Greek?????/rodon(=rose) >????/rode(=rosebush) >???????/radanos(=soft, delicate, smooth)+??/ops(=sight, face, vision) Coined/HistoryRhodopsin named because of its redish-purple...

- Porphyria
Term: porphyriaLiterally meaning: ?state or disease characterised by purple hue?Origin: Anc Greek ?????????/porphyroun(= deep red or marine shell Haustellum brandaris which used for extraction of ??????? dye ???/pyr(=fire) +????/phyro(=stir)+-??/-ia(=suffix...

- Comparison Of Different Types Of Wbcs (white Blood Cells)
Comparison of different types of WBCs (White Blood Cells or Leucocytes) Characteristics Neutrophils (Heterophils) Basophils(Cyanophils) Eosinophils (Acidophils) Monocytes lymphocytes Percentage 62% 0.5-2 % 2-4 % 5.3% 30% Diameter 10-12...

- Botanical Names Of 4000 Plants -14
A B C D E F G H I J K L M N O P Q...

Biology