· (mineralogy) two interwoven crystals that are mirror images on each other

Hypernym(s): crystal

· the third sign of the zodiac; the sun is in this sign from about May 21 to June 20

Synonym(s): Gemini, Gemini_the_Twins, Twins

· either of two offspring born at the same time from the same pregnancy

Hypernym(s): sibling, sib

· (astrology) a person who is born while the sun is in Gemini

Synonym(s): Gemini, Twin

Hypernym(s): person, individual, someone, somebody, mortal, soul

· a waterfall in the Snake River in southern Idaho

Synonym(s): Twin, Twin_Falls

· a duplicate copy

Synonym(s): counterpart, similitude

Hypernym(s): duplicate, duplication

· duplicate or match; "The polished surface twinned his face and chest in reverse"

Synonym(s): duplicate, parallel

Hypernym(s): match, fit, correspond, check, jibe, gibe, tally, agree

· bring two objects, ideas, or people together; "This fact is coupled to the other one"; "Matchmaker, can you match my daughter with a nice young man?"; "The student was paired with a partner for collaboration on the project"

Synonym(s): match, mate, couple, pair

Hypernym(s): join

· grow as twins; "twin crystals"

Hypernym(s): grow

· give birth to twins

Hypernym(s): give_birth, deliver, bear, birth, have