thysanuran

10 letters · noun · scores 3,000 in SpellHuntr

noun

Any of various insects, including the silverfish and firebrats, of the order Thysanura (now Zygentoma), which have three long caudal filaments.

Thysanuran in a sentence

The best known and most often seen thysanurans are the two domesticated species: silverfish and firebrat.

As insects go, thysanurans are about as primitive as an arthropod can get and still be considered an insect.

thysanuran is a valid word in SpellHuntr, worth 3,000 points (10 letters — longer words score more). Spell it in a live game →