Sunday, July 3rd, 2005 10:33 pm (UTC)
[grins]

I may call for the naming of the specific item.
Sunday, July 3rd, 2005 10:37 pm (UTC)
...as opposed to the general item? Cos that would be extra tricky.
Sunday, July 3rd, 2005 10:44 pm (UTC)
Hint: "lenticular," "friable" and "receptacle."

Also: "distinct dominant wavelength emitters/receptors."

Sunday, July 3rd, 2005 10:49 pm (UTC)
Ah, I have revised my answer.