|äⁿ.trə|də, -də̄, -|dər(.), F äⁿ.trədœ̅ noun
( plural entre·deux -ə(z), -ə̄(z), -ər., -ərz, -œ̅)
Etymology: French, from entre- + deux two, from Latin duos, accusative of duo — more at two
: something placed between two things ; specifically : insertion 2b