trichiasis /trik-īˈə-sis/ (medicine)

1. The turning in of hairs around an orifice, esp of eyelashes so that they rub against the eye
2. The presence of hairlike filaments in the urine

• grey market
• grey markets
• grey matter
• grey mullet
• greyness
• greynesses
• grey-out
• grey-outs
• grey owl
• grey owls
• grey parrot
• grey parrots
• greys
• greyscale
• greyscales
• grey seal
• grey seals
• grey squirrel
• grey squirrels
• greystone
• greystones
• greywacke
• greywackes
• greywacke-slate
• grey water