A small marine isopod that bores into submerged wooden structures, often causing damage to pier timbers.
- ‘The seagrass gribble burrows through blades of seagrasses, eating their soft internal tissues.’
- ‘Because gribbles usually attack wood ‘en mass’, the wood surface quickly becomes sharp and uneven because of all the holes and cavities.’
- ‘Wood-boring marine crustaceans, called gribbles, have devoured portions of supporting timbers designed to stabilize a seawall built along the waterfront in Seattle, Washington.’
Late 18th century: perhaps related to the verb grub.
We take a look at several popular, though confusing, punctuation marks.