uro-

uro- ¹ or ur-

pref.

1. Urine: uric.

2. Urinary tract: urology.

3. Urea: urethane.

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[New Latin ro-, from Greek ouro-, from ouron, urine.]

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uro- ² or ur-

pref.

Tail: urochord.

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[New Latin ro-, from Greek ouro-, from our; see ors- in Indo-European roots.]

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uro-¹ before a vowel, ur-

combining form

indicating urine or the urinary tract urochrome urogenital urolith urology

[from Greek ouron urine]

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uro-² before a vowel, ur-

combining form

indicating a tail urochord uropod urostyle

[from Greek oura]