/krin"l in/ , n.
1. a petticoat of haircloth or other stiff material, worn under a full skirt to keep it belled out.
2. a stiff, coarse cotton material for interlining.
3. a hoop skirt.
4. a reinforcement of iron straps for holding together brickwork, as of a furnace or chimney.
[ 1820-30; crinolino, equiv. to crino horse-hair ( crinis hair) + lino flax linum; cf. LINEN ]