quatrefoil /katˈər-foil or katˈrə-foil/ or quatrefeuille /-fœ-ē or -fīl/

1. A four-petalled flower or leaf of four leaflets
2. An openwork design or ornament divided by cusps into four lobes (architecture)

• micromillimetres
• micro-mini
• microminiature
• microminiaturisation
• microminiaturise
• microminiaturised
• microminiaturises
• microminiaturising
• microminiaturization
• microminiaturize
• microminiaturized
• microminiaturizes
• microminiaturizing
• micro-minis
• micron
• microneedle
• microneedles
• Micronesian
• microns
• micronutrient
• micronutrients
• micro-organism
• micro-organisms
• micropalaeontologist
• micropalaeontologists