← Back to laughter
Full Level B1 →
laughter Etymology Atlas
The sound of laughing, produced by air so expelled; any similar sound., A movement (usually involuntary) of the muscles of the laughing face, particularly of the lips, and of the whole body, with a peculiar expression of the eyes, indicating merriment, satisfaction or derision, and usually attended by a sonorous and interrupted expulsion of air from the lungs. Pro
Word
Root
Affix
Tap any word to open its Atlas. Pinch to zoom, drag to pan.
laughter is a Level B1 word — Pro only
Pro unlocks the Etymology Atlas for levels A2–C2 — plus FSRS-5 spaced repetition, mastery tracking, and the activity dashboard.