plural of monozygotic twin

Synonym of identical twin

plural of twin speech

a form of autonomous language, using nicknames, gestures, abbreviations, or terminology that only identical twins can use and understand

(nautical) Having two masts.

plural of twins paradox

An automatic transmission with separate clutches for odd and even gears.

(slang) The penis and testicles.

A kind of monozygotic twin exhibiting reversed asymmetry with the other twin in certain physical characteristics.

plural of mirror-image twin