fenestrate

Short definition from Wiktionary

Adjective

1. 1
   fenestrated
2. 2
   Having numerous openings; irregularly reticulated.
3. 3
   Having transparent spots, like the wings of certain butterflies.

Verb

1. 1
   To cut an opening into.

Noun

1. 1
   Any extinct bryozoan in the order Fenestrida (also known as Fenestrata).