This word has a wholesome
mouthfeel, like a full-bodied red wine or a mature cheese. It really circulates the palate as you articulate it.
Its meaning, however, is admittedly not so delectable.
Rhabdom- A rodlike structure found in an insect's eye.
Nevertheless, we can assume that the rhabdoms of this world have seen a lot over the years. A lot of the habitat destruction and soil erosion. A lot of the turbulent storms and toxic waters.
And no book articulates the viewpoints of all those rhabdom-bearing insects better than this one:
Silent Earth: Averting the Insect Apocalypse Check it out if you've got the stomach for it.