Any Ceratopogonidae, or biting midge, a family of little flies (1–4 mm lengthy) into the purchase Diptera.
Any biting bug or pest which are also tiny to see unaided.
some of several minute two-winged biting bugs regarding the family Ceratopogonidae that suck the bloodstream of mammals and wild birds also insects; also referred to as biting midge and punkie.
moment two-winged pest that sucks the bloodstream of animals and birds as well as other bugs
How would you define no-see-um?