1. (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
   - optical density, photographic density, absorbance

Type of: denseness, density

• encirclement
• encircling
• enclave
• enclitic
• enclose
• enclosed
• enclosed space
• enclosing
• enclosure
• enclothe
• encode
• encoder
• encoding
• encolure
• encomiast
• encomiastic
• encomium
• encompass
• encompassing
• encompassment
• encopresis
• encore
• encounter
• encounter group
• encourage