Etymology
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gono- 

before vowels gon-, word-forming element from Greek gonos "seed, that which engenders," from PIE *gon-o-, suffixed form of root *gene- "give birth, beget."

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trans- 

word-forming element meaning "across, beyond, through, on the other side of, to go beyond," from Latin trans (prep.) "across, over, beyond," perhaps originally present participle of a verb *trare-, meaning "to cross," from PIE *tra-, variant of root *tere- (2) "cross over, pass through, overcome." In chemical use indicating "a compound in which two characteristic groups are situated on opposite sides of an axis of a molecule" [Flood].

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